Questions Asked on
November 6, 2014

  1. Language arts Help

    MacNeil asks, "When before in human history has so much humanity collectively surrendered so much of its leisure to one toy, one mass diversion?" What is this persuasive technique called? A. Repetition B. A generalization C. A rhetorical question D. A

    asked by Charm
  2. Science

    A student mixed two clear liquids together in a beaker and a solid precipitate formed. His data is shown in the table below. Liquid reactant A = 10 g Liquid reactant B = 17 g Beaker + solid product= 32 g What is the mass of the beaker? A. 5 g B. 10 g C. 15

    asked by Callie
  3. algebra help!

    what is the domain of the function below? {(0,2)},(3,1),(5,2),(8,4)}? a. {1,2,4} b. {0,3,5,8} c. {0,1,2,3,4,5,8} d. {(0,2),(3,1),(5,2),(8,4)} ***** Is the following relation a function? {(0.3,0.6),(0.4,0.8),(0.3,0.7),(0.5,0.5)} a. yes b. no ***** c. cannot

    asked by Nikky
  4. chemistry

    Rank the following elements by electron affinity, from most positive to most negative EA value: tellurium, bismuth, neon, sodium, iodine i tried Te, Bi, Na, I, Ne and it was incorrect.

    asked by Anna
  5. Science HELP

    Sodium is a metal and chlorine is a poisonous gas. Neither is safe to eat. However, when sodium and chlorine combine, it produces edible table salt. What can be concluded? A. Table salt has similar physical properties of both reactants. B. Table salt is a

    asked by Callie
  6. Math HELP!

    Find the unit rate. In 10 months, 62.6 gallons were used. A. 0.16 gallon/month B. 10 gallons/month C. 6.26 gallons/month D. 626 gallons/month Is the answer C?

    asked by Callie
  7. Chemistry

    Sort these species into isoelectronic groups. It doesn't matter which group goes in which box, so long as the correct species are grouped. Ne Mg2+ S2- Ti4+ K+ He Li+ Be2+ N3-

    asked by Brianna
  8. chemistry

    A 100.0 mL sample of 0.10 M NH3 is titrated with 0.10 M HNO3. Determine the pH of the solution before the addition of any KOH. The Kb of NH3 is 1.8 × 10-5. I thought that I would need a second volume to find the moles of NH3?

    asked by Sydney
  9. Math HELP!

    Mac's farm has a total of 18 horses and 27 cows. What is the ratio of horses to cows in simplest form? A. 6/9 B. 18/27 C. 2/3 D. 3/2 Is the answer C? Thank you

    asked by Callie
  10. physical science

    Calculate the kinetic or potential energy in joules for each of the following situations: A. A 2.5 kg book is held 2.0 m above the ground. B. A 15 g snowball is moving through the air at 3.5 m/s. C. A 35 kg child is sitting at the top of a slide that is

    asked by Aurora Simmons
  11. Science HELP

    According to the law of conservation of mass, what should the product side of this single replacement reaction look like? Zn+2HCl--->? A. H2ZnCl2 B. H2+Zn+Cl2 C. H2+ZnCl2 D. ZnCl2 Is the answer D?

    asked by Callie
  12. math

    Gina wants to use a board that is 8 feet long to make a ramp. She wants the ramp to be 6 feet wide. Her design is shown below. Which is closest to h, the height in feet Gina should use for the ramp according to her design? a. 10.0 b. 5.3 c. 2.0 d. 1.3

    asked by somebody help i am new
  13. math

    Kelly has 4 times as many songs on her music player as Lou. Tiffany has 6 times as many songs on her music player as Lou. Altogether, they have 682 songs on their music players. How many songs does Kelly have. Please teach me the steps on how to do it I`m

    asked by Anonymous
  14. English

    1. Both Walt Whitman and Emily Dickinson were influenced by the Romantics. Choose one of the two poets. Provide at least three ways that he or she reflects Romantic thinking in his or her writing. Then give an example from one of the works that you studied

    asked by Sabrina
  15. Science HELP

    A student mixed two clear liquids together in a beaker and a solid precipitate formed. His data is shown in the table below. Liquid reactant A = 10 g Liquid reactant B = 17 g Beaker + solid product= 32 g What is the mass of the beaker? A. 5 g B. 10 g C. 15

    asked by Callie
  16. Language arts Help

    When MacNeil says that much of television news is "machine gunning with scraps," he means that A. Television news covers too much violent crime. B. Television news stories are too short and fast. C. Television news covers war too much. D. Television news

    asked by Charm
  17. Chemistry

    A mouse is placed in a sealed chamber with air at 755.0 torr. This chamber is equipped with enough solid KOH to absorb any CO2 and H2O produced by the mouse. The gas volume in this chamber is measured to be exactly 1.70 L, the temperature is held constant

    asked by Kales
  18. Calculus

    When estimating distances from a table of velocity data, it is not necessary that the time intervals are equally spaced. After a space ship is launched, the following velocity data is obtained. Use these data to estimate the height above the Earth's

    asked by John James
  19. Please Check Answers for Health

    Please check my answers because I need to do good at this. 1. When consuming fats the healthiest choice is foods high in? A. saturated fats B. unsaturated fats * C. trans fat D. cholesterol 2. The body's main energy source should come from what essential

    asked by Ella
  20. math

    which number is a perfect cube a.7 b. 25 c. 66

    asked by somebody help i am new
  21. Math

    What is the probability that a randomly thrown dart hits a shaded region, given that the dart lands within the rectangle? All of the circles are congruent, and the diameter of each circle is 6 cm.

    asked by joe
  22. english

    an article on mobile culture the ethics thanks in advance!

    asked by charika
  23. language arts

    according to harriet tubman, what was thomas garrett's role in the underground railroad

    asked by jack
  24. la

    At the end of her aunt's story in “The Story-Teller," the older girl asks whether the girl in the story would have been rescued even if she had not been good. what does she seem to think is the theme of her aunts story? what detail in the aunt's story

    asked by jared
  25. reading

    his king had two hundred wives, but none of them had borne a son to him. His subjects, seeing that he was becoming an old man, begged him to marry one of the spider's daughters, as they always had plenty of children. But when the king saw the spider's

    asked by 2phoneeeeee
  26. CHEMISTRY

    If the gas was instead in a cylinder with a floating, massless, frictionless piston, what would the volume of the gas be (in liters) at STP?

    asked by LIO
  27. science help!!!!!!!!!

    You are creating a carbon cycle poster. In which direction would you draw arrows to show the movement of carbon through the process of resperation? A.from the rocks to the air B.from the rock to the grass C.from the air the wolf D.from the wolf to the air

    asked by butterfly
  28. Physics Help Please! Check the answer

    an athlete stretches a spring an extra 40.0 cm. how much energy has he transferred to the spring, if the spring constant is 5286.0 N/m? Us= 1/2kx^2 =1/2(5286.0)(.40)=1057.2 J Thanks!

    asked by HELP
  29. Math, Please Help!

    Ten years from now Alex's age will be 3 times her present age. Find Alex's age now.

    asked by KG
  30. science

    brain central nervous system human being nerve tissue neurons Organize the parts of this body system in the CORRECT order according to the levels of organization in a multicellular organism, simplest to most complex..

    asked by Anonymous
  31. Language arts Help

    Which word is closest in meaning to pervading? A. Invading B. Spreading C. Looking D. Arguing Is the answer B? Thanks

    asked by Charm
  32. Trigonometry

    A boy is twirling a model plane on a string that is 2 meters long. If he twirls the plane at 0.4 revolutions per second, how far does the plane travel in 5 minutes? Give your answer in meters to 2 decimal places.

    asked by Rebekah
  33. Basic Dressmaking Processes

    1. In order to produce a professional-looking garment, pressing should be done A. at each process. C. just on the right side of the fabric. B. only when the garment is complete. D. quickly and with a light touch. 2. A wooden clapper is used to A. hold an

    asked by Kie
  34. college math

    1. A farmer has 1000 acres of land on which corn, wheat, or soybeans can be grown. He also knows that each acre of corn requires 5 days of labor and yields a profit of $20. Each acre of wheat requires 9 days of labor and yields a profit of $40. Each acre

    asked by lisa
  35. physics

    A spherical mirror is polished on both sides. When the concave side is used as a mirror, the magnification is +1.2. What is the magnification when the convex side is used as a mirror, the object remaining the same distance from the mirror?

    asked by Andy
  36. physics

    A hiker begins a trip by first walking 25.0 km southeast from her base camp. On the 2nd day, she walks 40.0 km in a direction 600 north of east, at which point she discovers a forest rangers tower. Find the magnitude and direction of displacement from base

    asked by rah
  37. Algebra

    A baseball is hit at a point 2 feet above the ground at a velocity of 100 feet per second and at an angle of 45 degrees with respect to the ground. The path of the baseball is given by the function: f(x)= -0.0032x^2+x+2. where f(x) is the height of the

    asked by Luna
  38. Math

    Joy knits a square blanket that has an area of 1,500 square inches. What is the approximate length of each side of the blanket? A. 16 B. 27 C. 39 D. 42 _____________________________________ As an estimate for √47 is between ___? A. 4 and 5 B. 5 and 6 C.

    asked by ABCDEFGHIJKLMNOPQRSTUVWXYZ
  39. Science 8A

    Umm, can someone give me an example of a stable system? Also, how were you able to determine whether or not this system is stable? Please help! Urgent!

    asked by Callie
  40. physical science

    A river does 6,500 j of work on a water wheel every second. The wheel efficiency is 12%. A. How much work in joules can the axle of the wheel do? B. What is the power output of the wheel in 1 s?

    asked by Aurora Simmons
  41. Math, Please Help!

    At the Out - Rage Benefit Concert, 723 tickets were sold for $3/ student and $5/ non- student. The benefit raised $2,815. How many non- student tickets were sold?

    asked by KG
  42. physics

    What is the maximum speed that the car can turn in a curve of radius 29.0 m without slipping? The coefficient of static friction between a road and a car's tires is 0.500, and the coefficient of kinetic friction is 0.390. Assume that the road is horizontal

    asked by Anonymous
  43. Math HELP!

    A class has 27 students. Fifteen are boys and the rest are girls. What is the ratio of girls to total students? A. 12:15 B. 15:12 C. 27:12 D. 12:27 Is the answer A?

    asked by Callie
  44. chemistry

    Draw one of the Lewis structure of the N2O5. In each case one oxygen bridges the nitrogens (N-O-N single bond) and 2 other oxygens are bonded to each N. How many equivalent resonance structures are there that satisfy the octet rule and where O makes at

    asked by K
  45. science

    A 5.0 kg model vehicle travelling at 14 m/s experiences a rocket boost of 85 N ( in the direction of motion) for 20 s What is the resulting speed? The answer is 350 but i don't know how to get to that answer

    asked by Danny
  46. Math HELP!

    The cost of your favorite lemonade is $3.84 for 3 gallons. Write this as a unit rate. A. $3.84/1 gallon B. $1.28/1 gallon C. 1 gallon/$1.28 D. $1.45/1 gallon Is the answer b?

    asked by Callie
  47. physics

    A pelican flying along a horizontal path drops a fish from a height of 3.3 m. The fish travels 7.6 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81 m/s 2 . Answer in units of m/s

    asked by allan
  48. math

    Look at the numbers below. 75, 74, 72, 69, 65 A: describe the pattern

    asked by daniel
  49. Math

    A bungee jumper falls from a bridge 300 feet above ground. Her height above ground after t seconds is given by the equation h=16t^2+300 where h is the height of the jumper in feet and t is the time in seconds after she jumps. Approximately how long will it

    asked by Na"talyannie
  50. Math HELP!

    Find the unit rate. Rounf to the nearest tenth, if necassary. 344 miles is 11 hours A. 344 miles/hour B. 3,784 miles/hour C. 0.03 mile/hour D. 31.27 miles/hour Is the answer a?

    asked by Callie
  51. Science

    A sled is at rest at the top of a 2 m high slope. The sled has a mass of 45 kg. What is the sled's potential energy?

    asked by Halie
  52. Physics

    Explain how you would determine how much error there is between a vector addition and the real results.

    asked by Sabrina
  53. Health and Physical Education 8 - It's urgent!

    Please check my answers because I need to do good at this. 1. When consuming fats the healthiest choice is foods high in? A. saturated fats B. unsaturated fats * C. trans fat D. cholesterol 2. The body's main energy source should come from what essential

    asked by Dominique
  54. Trigonometry

    An airplane flew 300 miles at a bearing of N65°E from airport A to airport B. The plane then flew at a bearing of S38°E to airport C. Find the distance from A to C if the bearing from airport A to airport C is S60°E.

    asked by Karen
  55. English

    I need help on sentence check 2 chapter13

    asked by Odai
  56. algebra

    Suppose y varies directly with x. Write an equation relating x and y. 645-09-05-00-00_files/i0130000.jpg a. y = 6x c. y = 7x b. y = x d. y = − x

    asked by jj
  57. Physics

    Three particles A, B, C start from the origin from the same time, A with velocity a along x-axis, B with velocity b along y-axis, C with velocity c in xy plane along a line x=y. What should be the magnitude of c so that they always remain collinear is (a).

    asked by Edward
  58. physics

    A jet needs to reach a takeoff speed of 75.0 m/s. If the runway is 1625 meters long, what minimum acceleration is needed? How much time will it take to reach the takeoff speed

    asked by mathew
  59. math

    tony walked 3.5 miles in 7/8 of an hour. at this rate, how many miles can tony walk in one hour?

    asked by darrell
  60. Physics

    What is the apparent weight of a 70-kg astronaut 3800 km from the center of the earth's moon in a space vehicle moving at constant velocity and acceleration toward the moon at 2.9m/s^2? State the direction in each case.

    asked by Kathlyn
  61. 2 Math Questions

    1) What do you do to check whether a number is rational or irrational? Use an example of a rational and an irrational number. 2) How does finding the square root [√] of a number compare to finding the cube root [^3√] of a number? Use the number 64 in

    asked by ABCDEFGHIJKLMNOPQRSTUVWXYZ
  62. statistics

    Membership in Mensa requires an IQ score above 131.5. Nine candidates take an IQ test and their summary scores indicate that their mean IQ score is 133. IQ scores are normally distributed and have a mean of 100 and a standard deviation of 15. If nine

    asked by Ms.L
  63. geometry

    Jake needs 9 pieces of rope that are each the same length. He cuts the pieces from a rope that is 8 yards long and uses up the whole piece of rope. How long is each piece of rope?

    asked by Anonymous
  64. reading

    The family was poor. It was "poor but proud." The confused boy grew up thinking one should be proud of being poor. One of the in-laws slipped around occasionally and made liquor. He had plenty of cash, did not read books, and was tolerated but not admired.

    asked by 2phoneeeeee
  65. Math

    Use the simplex meth to solve the linear programming problem Maximize z = 8x1 + 2x2 Subject to: 4x1 + 3x2 < 11 X1 + 4x2 < 7 With x1 > 0, x2> 0

    asked by Mike
  66. Pre Algebra

    When adding the sqare root of 25 and negative 9, which type of number is the sum? Whole Number Irrational Number Integer Radical

    asked by Kelsey
  67. Math

    to find 6x8, can I use the facts for 5x4 and 1x4

    asked by Michael
  68. Algebra HELP!

    Ryan is building matchstick square sequences, as shown ( first figure used 4, second figure used 7, third figure used 10, and the forth figure used 13). He used 599 matchsticks to form the last two figures in his sequences. How many matchsticks did he use

    asked by A
  69. physics

    A solid sphere of uniform density starts from rest and rolls without slipping down an inclined plane with angle θ = 30o. The sphere has mass M = 8 kg and radius R = 0.19 m . The coefficient of static friction between the sphere and the plane is μ = 0.64.

    asked by stewart
  70. Optimization

    A hunter is at a point on a river bank. he wants to get his cabin, located 19 miles north and 8 miles west. He can travel 5 mph on the river bank and 2 mph on the rough rocky ground.how far upriver should he go in order to reach the cabin in the minimum

    asked by audrey
  71. maths

    maria gave two fifths of her stickers to susan but still had 18 left. how many did she give susan. thats my homework question and i don't understand how i find out the answer

    asked by charlotte
  72. Organice Chem

    Could you use acetone as a solvent to recrystallize acetanilide? Justify

    asked by Emily
  73. Math

    What is 408,032,009 in expanded form

    asked by Michael Williams
  74. another question

    APRIL 25. Even the morning air is sultry today. I would have fished for my breakfast last night before sunset, but I knew that it would surely spoil before morning. Drinking my water warm has taken some getting used to. It’s funny how we take certain

    asked by 2phoneeeeee
  75. Physics

    A spherical bowling ball with mass m = 3.2 kg and radius R = 0.107 m is thrown down the lane with an initial speed of v = 8.6 m/s. The coefficient of kinetic friction between the sliding ball and the ground is μ = 0.34. Once the ball begins to roll

    asked by stewart
  76. math

    0.082 rounded to ?

    asked by Anonymous
  77. Math, Please Help!

    Ryan is building matchstick square sequences, as shown ( first one used 4, second one used 7, third one used 10, and the forth one used 13). He used 599 matchsticks to form the last two figures in his sequences. How many matchsticks did he use in each of

    asked by KG
  78. Chemistry

    Calculate the percent deviation from ideal behavior for 1.03 mol of CO2 gas in a 1.10 L container at 35.0°C, which exerts a pressure of 20.3 atm.

    asked by Kales
  79. college statistics

    the average length of time required for students to complete a test in a an introductory statistics course is found to be 50 minutes with a standard deviation of 12 minutes. if students are allowed 80 minutes to complete the test , approximately what

    asked by Chelsea
  80. english

    Both texts deal with racial discrimination. How does the structure of poem help convey this meaning in a way that the prose passage does not? A)The poem conveys meaning through imagery; the prose passage does not. B)The poem uses first person point of

    asked by student
  81. Math

    Ursula wrote the sum 5.815 + 6.021 as a sum of two mixed numbers. A. What sum did she write? B. Compare the sum of the mixed numbers to the sum of the decimals.

    asked by Makenzey
  82. Science

    A scientist is studying a plant species in which the flower color genes are codominant. The scientist crosses a plant with red flowers and a plant with white flowers. The offspring will most likely have A.red flowers B.white flowers C.pink flowers D.red

    asked by Cindy
  83. maths - Ratio

    the scale on a map is 1:2500, a pond is represented on the map as a shape whose perimeter is 12cms. Find the actual perimeter of the pond in kilometres. what is the full working out

    asked by sarah05x
  84. math

    natasha had 7/8 gallon of paint. her brother ivan took 1/4 gallon to paint his model boat. natasha needs at least 1/2 gallon to paint her bookshelf. did ivan leave her enough paint?

    asked by fatima
  85. physics

    the mass of the sled as its two riders is 350kg he magnitude of the centripetal force that acts on the on the sled if the radius is 33m or 24m

    asked by danon
  86. Algebra HELP!

    A teacher instructed her class to take any number and perform a series of computations using that number. The teacher was able to tell each student's original number by subtracting 1 from the student's answer. Create similar instructions for students so

    asked by Ashley
  87. Math/Algebra

    The graphs of y=3-x^2+x^3 and y=1+x^2+x^3 intersect in multiple points. Find the maximum difference between the y-coordinates of these intersection points.

    asked by Trish Goal
  88. Language arts Help

    Something that is trival is A. Insightful B. Important C. Unusual D. Insignificant Is the the answer D?

    asked by Charm
  89. physics

    For the ballistic missile aimed to achieve the maximum range of 15500 km, what is the maximum altitude reached in the trajectory? Answer in units of km

    asked by allan
  90. physics

    A quarterback throws the football to a stationary receiver who is 22.7m down the field. the football is thrown at an initial angle of 39 degrees to the ground. The acceleration of gravity is 9.81m/s^2. a) at what initial speed must the quarterback throw

    asked by allan
  91. Math

    Polluted water flows into a pond. The concentration of pollutant, c, in the pond at time, t, minutes is modeled by the equation c(t) = 9 - 90 000 (1/ 10 000 + 3t) a) When will the concentration of pollutant in the pound reach 6kg/m^3?

    asked by Moritz
  92. physics

    A constriction in a pipe reduces its diameter from 7.9 cm to 1.8 cm . Where the pipe is wider, the fluid velocity is 8 m/s. Find the fluid velocity where the pipe is narrow. Answer in units of m/s

    asked by andre
  93. matg

    Cobalt-60 has a half-life of about 5 years. How many grams of a 300 g sample will remain after 20 years? (Points : 1)

    asked by Anonymous
  94. Physics

    An Escort and a Camaro traveling at right angles collide and stick together. The Escort has a mass of 1200 kg and a speed of 25 km/h in the positive x direction before the collision. The Camaro has a mass of 1700 kg and was traveling in the positive y

    asked by Alex
  95. Physics

    A. You drag a suitcase of mass 19 kg with a force of F at an angle 41.3 degrees with respect to the horizontal along a surface with kinetic coefficient of friction 0.54. The acceleration due to gravity is 9.8 m/s^2. What is the normal force on the

    asked by Chris
  96. sbmjc

    how many moles of methane is required to produce g of co2 after the complete combustion ?

    asked by sara
  97. chemistry

    when x gram of carbon is completely burnt in certain amount of oxygen y gram of carbondioxide is form.what mass of Co2 will be produced when 2x gram of carbon is burnt in z gram of oxygen. which law of chemistry will help me to find the answer

    asked by Neha
  98. art

    What is the most significant difference between the two sculptures below? Nimrud's sculpture is a relief sculpture, Donatello's sculpture is a sculpture in the round. Nimrud's sculpture glorifies Mesopotamian Gods, Donatello's sculpture is sinful. Numrud's

    asked by 2phoneeeeee
  99. english

    A few weeks ago I was in company with my friend Josephine S. Griffing, when the conductor of a streetcar refused to stop his car for me, although (I was) closely following Josephine and holding on to the iron rail. They dragged us a number of yards before

    asked by student
  100. algebra

    The sum of a number and its reciprocal is 29/10 Find the numbers?

    asked by anonymous
  101. Math/Statistics

    The number of megapixels in a digital camera is one of the most important factors in determining picture quality. But, do digital cameras with more megapixels cost more? The following data show the number of megapixels and the price ($) for 10 digital

    asked by ANAHI
  102. math

    1. A farmer has 1000 acres of land on which corn, wheat, or soybeans can be grown. He also knows that each acre of corn requires 5 days of labor and yields a profit of $20. Each acre of wheat requires 9 days of labor and yields a profit of $40. Each acre

    asked by Anonymous0517
  103. physics

    A 244 g particle is released from rest at point A inside a smooth hemispherical bowl of ra- dius 21.7 cm, as shown in the figure The acceleration of gravity if 9.81 m/s2 .

    asked by Orlando
  104. Algebra

    A grocer buys cases of almonds and walnuts. Almonds are packaged 20 bags per case. The grocer pays $30 per case of almonds and makes a profit of $17 per case. Walnuts are packaged 24 bags per case. The grocer pays $26 per case of walnuts and makes a profit

    asked by Anonymous
  105. Calculus

    Match the rule with the title: ____ 3. d/dx [f(x)/g(x) ]=(g(x) f^' (x)-f(x) g^' (x))/[g(x)]^2 ____ 4. d/dx [f(g(x))]=f^' (g(x))∙g'(x) ____ 5. d/dx [f(x)∙g(x)]= f(x) g^' (x)+g(x) f^' (x) ____ 6.d/dx [x]=1 ____ 7. d/dx [f(x)+g(x)]= f^' (x)+g^' (x) or

    asked by MIMI
  106. Physics

    You are holding the axle of a bicycle wheel with radius 35 cm and mass 1 kg. You get the wheel spinning at a rate of 55 rpm and then stop it by pressing the tire against the pavement. You notice that it takes 2.0 s for the wheel to come to a complete stop.

    asked by Ashely
  107. science

    Carbon dioxide is obtained from the air and changed into carbohydrates and oxygen during the process of A.fossilization B.resperation C.digestion D.photosynthesis Is the answer B?

    asked by butterfly
  108. math

    If a number is added to the numerator of 5/6 and twice as much is added to the denominator, the result is 3/5 Find the number?

    asked by suz
  109. Chemistry due soon

    What is enthalpy? A. Enthalpy is the kinetic energy of a system. B. Enthalpy is the heat involved in a reaction. C. Enthalpy is the temperature of a reaction. D. Enthalpy is the mass involved in a reaction. I think the answer is a or b

    asked by Morgan
  110. physics

    A 0.027 kg golf ball moving at 16.8 m/s crashes through the window of a house in 4.6 × 10−4 s. After the crash, the ball contin- ues in the same direction with a speed of 12.0 m/s. Assuming the force exerted on the ball by the window was constant, what

    asked by Orlando
  111. Static Equilibrium

    This has been causing me some pain. An 89.03 kg person is half way up a uniform ladder of length 3.453 m and mass 22.75 kg that is leaning against a wall. The angle between the ladder and the wall is θ. The coefficient of static friction between the

    asked by Rhyan
  112. Algebra help

    Your cost c to buy w pounds of walnuts at $6/Ib represented by c = 6w A truck originally held 24 chairs. You remove 2 chairs at a time. The number of chairs n remaining after you make t trips is represented by n= 24-2t. The volume V remaining in a 243-ft^3

    asked by Mia
  113. math

    A dealer bought some radios for a total of $1,200. She gave away 6 radios as gifts, sold each of the rest for $10 more than she paid for each radio, and broke even. How many radios did she buy?

    asked by suz
  114. chemistry

    What does a slash (/) mean in chemistry?

    asked by Lisa
  115. Math

    Luka is eating crackers. Each serving has 1.6 grams of fat. She ate 0.75 serving of crackers at lunch. She is now eating 1.5 servings of crackers as a snack. How many grams of fat did Luka eat all together? Explain how you solved the problem

    asked by Bryan
  116. Physics

    A ball of mass 0.60 kg is fired with velocity 100 m/s into the barrel of a spring gun of mass 2.4 kg initially at rest on a frictionless surface. The ball sticks in the barrel at the point of maximum compression of the spring. No energy is lost to

    asked by Alex
  117. Algebra

    Find all points (x,y) that are 13 units away from the point (2,7) and that lie on the line x-2y=10.

    asked by Trish Goal
  118. Physics

    41. A student pulls horizontally on a 12 kg box, which then moves horizontally with an acceleration of 0.2 m/s^2. If the student uses a force of 15 N, what is the coefficient of kinetic friction of the floor? Okay, so I know that the net force is 15 and

    asked by Leonardo
  119. Math

    Use the properties of logarithms to rewrite and simplify the logarithmic expression. 1.) log(9/300) 2.) log2(4^2 x 3^4)

    asked by Porsha
  120. geometry

    A total solar eclipse occurs when the moon passes between the earth and the sun, and the darkest shadow cast by the moon, called the umbra, hits the surface of the earth. If the umbra does not hit the surface, as shown in the following figure, then a total

    asked by Terri
  121. Science

    There are two forces acting on a box of golf balls, F1 and F2. The mass of the box is 0.750 kg. When the forces act in the same direction, they cause an acceleration of 0.450 m/s2. When they oppose one another, the box accelerates at 0.240 m/s2 in the

    asked by Abbi
  122. algebra

    A bookstore can purchase several calculators for a total cost of $350. If each calculator cost $2 less, the bookstore could purchase 20 additional calculators at the same total cost. How many calculators can be purchased at the regular price?

    asked by anonymous
  123. College physics

    In this problem you will estimate the heat lost by a typical house, assuming that the temperature inside is T(in) = 20 degrees celcius and the temperature outside is T(out) = 0 degrees celcius. The walls have fiberglass insulation, which dominates the heat

    asked by Jacob
  124. Calculus

    Can someone please walk me through the steps, I am just not sure what to do next. thanks Solve the optimization problem. Minimize F = x^2 + y^2 subject to xy^2 = 16 I took the derivative F = 2x + 2Y but I don't know where to go from here.

    asked by Jennifer
  125. physics

    A 73 kg man in a 4.3 kg chair tilts back so that all his weight is balanced on two legs of the chair. Assume that each leg makes contact with the floor over a circular area of radius 1.5 cm. Find the pressure exerted on the floor by each leg. The

    asked by andre
  126. physics

    A circular swimming pool has a flat bottom and a 4.39 m diameter. It is filled with water to a depth of 1.51 m. There is 1.36 atm of pressure on the top surface.

    asked by andre
  127. chemistry

    A mixture of gases has the following partial pressure for the component gases at 20 degrees Celsius: oxygen 180.0 torr, nitrogen 3200 torr, and hydrogen 246.0 torr. Calculate the pressure of the mixture.

    asked by Abby
  128. Science

    There are two forces acting on a box of golf balls, F1 and F2. The mass of the box is 0.750 kg. When the forces act in the same direction, they cause an acceleration of 0.450 m/s2. When they oppose one another, the box accelerates at 0.240 m/s2 in the

    asked by Abbi
  129. Chemistry

    Which direct measurement would provide evidence that the energy of a substance had changed? A. temperature B. heat C. mass D. volume I think the answer is a or b

    asked by Morgan
  130. physics

    A car drives straight down toward the bottom of a valley and up the other side on a road whose bottom has a radius of curvature of 125mm . At the very bottom, the normal force on the driver is twice his weight.

    asked by Anonymous
  131. reading

    I KNOW what the caged bird feels, alas! When the sun is bright on the upland slopes; When the wind stirs soft through the springing grass, And the river flows like a stream of glass; When the first bird sings and the first bud opes, And the faint perfume

    asked by 2phoneeeeee
  132. physical science

    John is using a pulley to lift the sail on his sailboat. The sail weighs 150 N, and he must lift it 4.0 m. A. How much work must be done on the sail? B. If the pulley is 50% efficient, how much work must John do on the rope to lift the sail?

    asked by Aurora Simmons
  133. Intermediate Algebra

    Atmospheric carbon dioxide levels continue to increase and are suspected to contribute to global warming. The solution to the polynomial equation x3 – 380x2 + 2x – 760 = 0 gives the record high amount of carbon dioxide in parts per million (ppm) in

    asked by Babydoll2007
  134. physics

    The half-life of Th(227) is 18.72 days. It decays by alfa emission to Ra(223), an alfa emitter whose half-life is 11.43 days. A particular sample contains 10^6 [10E(+6)] atoms of Th(227) and no Ra(223) at time t=0. a) How many atoms of each type will be in

    asked by Mag
  135. Calculus URGENT

    Find the number c that satisfies the conclusion of the Mean Value Theorem on the given interval. (Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.) f(x) = √x [0, 9] c=? I've tried quite a few different answers

    asked by G-Dogg
  136. algebra

    A repairman purchased several furnace-blower motors for a total cost of $150. If his cost per motor had been $5 less, he could have purchased 1 additional motor. How many motors did he buy at the regular rate?

    asked by anonymous
  137. wj keenan

    both insulators and conductors can be charged by?

    asked by Anonymous
  138. Math

    Larry purchased a ski lodge in Telluride for $850,000. His bank is willing to finance 70% of the purchase price. As part of the mortgage closing costs, Larry had to pay 4% discount points. How much did this amount to?

    asked by Michael
  139. physics

    How many joules of heat are required to melt 20.0 kg of ice at 0°C?

    asked by ben green
  140. Math

    Use the properties of logarithms to rewrite and simplify the logarithmic expression. 1.) log(9/300) 2.) log2(4^2 x 3^4)

    asked by Porsha
  141. physical science

    What is the kinetic energy of a 0.02 kg bullet that is traveling 300 m/s? Express your answer in joules.

    asked by Aurora Simmons
  142. chemical calculations

    Brine from a first tank runs into a second tank at 2 gallons per minute and brine from the second tank runs into the first at 1 gallon per minute.Initially,there are 10 gallons of brine containing 20 lb of salt in the first tank and 10 gallons of fresh

    asked by jj
  143. math

    A carpenter who is installing cabinets uses thin pieces of material called shims to fill gaps. The carpenter uses four shims to fill a gap that is 1.2 centimeters wide. Three of the shims are 0.75 centimeter, 0.125 centimeter, and 0.09 centimeter wide.

    asked by Makenzey
  144. MATH

    1: The table shows the low outside temperatures for Monday, Tuesday, and Wednesday. By how many degrees did the low temperature drop from Tuesday to Wednesday? 2) The table shows the low outside temperatures for Monday, Tuesday, and Wednesday. By how many

    asked by Kristen
  145. Math help!

    Miriam is four years older than Ricardo. Ten years ago Miriam was 3 times as old as Ricardo was then. A: How old are they now? B: Determine whether your answer is correct by checking that it satisfies the conditions of the problem.

    asked by KG
  146. physics

    If the average gauge pressure in the vein is 14400 Pa, what must be the minimum height of the bag in order to infuse glucose into the vein? Assume that the specific gravity of the solution is 1.05. The acceleration of gravity is 9.8 m/s

    asked by andre
  147. physics

    The coldest and hottest temperatures ever recorded in the United States are -83°F and 135°F, respectively. What is the speed of sound in air at each temperature?

    asked by Jeanne
  148. Intermediate Algebra

    Explain why (-9)1/2 is not a real number but -9 1/2 is a real number.

    asked by Babydoll2007
  149. physics (work/nonconservative forces)

    An object moving along a horizontal track collides with and compresses a light spring (which obeys Hooke's Law) located at the end of the track. The spring constant is 47.3 N/m, the mass of the object 0.230 kg and the speed of the object is 1.80 m/s

    asked by jill
  150. Chemistry

    A reaction: A(aq)+B(aq)C(aq) has a standard free-energy change of –4.69 kJ/mol at 25 °C. What are the concentrations of A, B, and C at equilibrium if, at the beginning of the reaction, their concentrations are 0.30 M, 0.40 M, and 0 M, respectively? I

    asked by Robin
  151. Physics

    Three uniform spheres are located at the corners of an equilateral triangle. Each side of the triangle has a length of 2.40 m. Two of the spheres have a mass of 3.40 kg each. The third sphere (mass unknown) is released from rest. Considering only the

    asked by Kathy
  152. STATISTICS

    Suppose that, in order to estimate the proportion of students who wear glasses, a sample of 100 students was collected and showed that 20 of the students in the sample wore glasses. A confidence interval for the population proportion of students who wear

    asked by Anonymous
  153. Algebra

    a grocer buys cases of almonds and walnuts. Almonds are packaged 20 bags per case . The grocer pays $30 per case of almonds and makes a profit of $17. Walnuts are packaged 24 bags per case. The grocer pays $26 per case of walnuts and makes a profit of $15

    asked by Anonymous
  154. t

    A 15.7-L tank is filled with H2 to a pressure of 237 atm. How many balloons (each 2.00 L) can be inflated to a pressure of 1.00 atm from the tank? Assume that there is no temperature change and that the tank cannot be emptied below 1.00 atm pressure.

    asked by Anonymous
  155. Math

    I have a peice of lumber that is 18 feet long can 18 prices of lumber make 5 shelves

    asked by Kayla
  156. physics

    An artillery shell is fired at an angle of 86◦ above the horizontal ground with an initial speed of 1630 m/s. The acceleration of gravity is 9.8 m/s 2 . Find the total time of flight of the shell, neglecting air resistance. Answer in units of min

    asked by allan
  157. reading

    i think i have my answer but im not sure heres the question The stranger "preferred to keep his hat and coat on." "His gloved hands were clasped behind him..." He "turned his face away" from Mrs. Hall. He "wore big blue spectacles with sidelights, and had

    asked by 2phoneeeeee
  158. physics

    A 1.2 lead ball is launched off a cliff top at 16 m/s Determine the balls kinetic energy at position P. Ignore friction

    asked by Dan
  159. physics

    An 11.8 g bullet leaves the muzzle of a rifle with a speed of 578.5 m/s. What constant force is exerted on the bullet while it is traveling down the 0.6 m length of the barrel of the rifle? Answer in units of N

    asked by molly
  160. Physics

    Your friend Josh tells you that he spends less on gas in the winter than in the summer. He also says that he has to fill up his tank less often in the winter. (a) Which of the following are possible hypotheses that can be formed from Josh’s

    asked by Em
  161. Literature

    "Write a monologue revealing the unspoken thoughts and feelings of one of the characters in "Everything Stuck to Him." Use the personal pronoun "I." Choose one of the following scenes to step into the character's mind: a) the girl sitting up alone with the

    asked by Sagae
  162. Earth Science I suppose

    What does the pattern of convection have to do with the typical path of a hurricane?

    asked by Blue
  163. Algebra

    What are the coordinates of the points where f(x)=x^3-x^2+x+1 and g(x)=x^3+x^2+x-1 intersect?

    asked by Trish Goal
  164. Math

    Adan used the three fractions to make a circle graph colored each a different color. What fraction of the graph is not colored?Explein your answer 2/5 ,1/6 ,and 1/3. Can somebody help me!!!!

    asked by Dayanes
  165. SS

    What are some features of Canadian culture that are different from American culture?

    asked by Anonymous
  166. college statistics

    the math SAT scores for all students who applied to the school of engineering are normally distributed with M=629 and standard deviation of 60. the school of engineering has decided to accept those students whose scores fall in the top 15%. what is th

    asked by Chelsea
  167. physics

    What force F must be applied to the small piston to maintain the load of 49 kN at a constant elevation?

    asked by andre
  168. physics

    if a load 1kg streches a cordby 1.2cm.what is the force constantof the cord?

    asked by kelvin
  169. English

    Hermit crabs rely on a supply of empty mollusk shells that they inhabit. What is the function of the relative pronoun in the clause 'That they inhabit'? A. Possessive B. Object of a preposition C. Direct object D. Subject I think it is either direct object

    asked by Angelica
  170. nqwiliso s.s.s.

    three forces act on a body.forceof 30N and 25N act to east and a force of 40N acts to the west.draw a fully labelled scale vector diagram to find the magnitude and direction resultant force use 1 mm : 1N.

    asked by sigwetsha liveni
  171. Algebra 2

    (192x^2y+72x^3)-(24rxy-9rx^2) I need help factoring completely in groups and can you please show all your work thank you

    asked by Steph
  172. Science

    Water is pumped from a stone basin up through a pipe 1 meter high. At that height, the water flows out through a tap and falls down through the air to the basin below, where the cycle begins again. What is the gravitational potential energy of 2.5

    asked by Macie
  173. physics

    'a 48 kg projectile is fired at an angle of 30 degree above the horizontal with an initial speed of 1.34 x10^2m/s fro the top of a cliff 150m above level ground, where the ground is taken to be y=0 what is the inital total mechanical energy of the

    asked by cd
  174. physics

    48 kg projectile is fired at an angle of 30 degree above the horizontal with an initial speed of 1.34 x10^2m/s fro the top of a cliff 150m above level ground, where the ground is taken to be y=0 what is the inital total mechanical energy of the

    asked by cd
  175. English

    1. She has glasses whose arms are broken. 2. She is holding glasses whose arms are broken. 3. She is wearing glasses whose arms are broken. --------------------- Does #1 mean #2 or #3?

    asked by rfvv
  176. physics

    A motorist has to travel 3.50 km in a city with an average speed not exceeding 25 km/h. If the average speed increases to 40 km/h, fine the time he will gain in his journey

    asked by Anonymous
  177. Physics

    1) What are the possible effects of a warming climate and rising sea levels on the number, intensity, and effects of hurricanes?

    asked by Devynn
  178. Biology

    What are the macromolecules DNA and RNA referred to as? Proteins Carbohydrates Nucleic acids

    asked by Help me quick question
  179. Calculus

    Find the derivatives of the following 18. y=〖cos〗^4 x^4 ANSWER: tanx2 19. y= sinx/(1+ 〖cos〗^2 x) ANSWER: 3sinx 20. y=sinx(sinx+cosx) ANSWER: sinx Can you check my answers?

    asked by StevE
  180. art

    What is aesthetics? exploring fundamental questions such as "What is art?" and "What is beauty?" determining how an artwork is organized, using the principles of design as a guide describing a work of art based on its period, civilization, and style i

    asked by 2phoneeeeee
  181. psychology

    For this discussion, please choose one of the two options: behaviorism or cognitivism. Taking on the role of either a behaviorist or a cognitivist, you will demonstrate your understanding of your chosen psychological view by explaining why your theory and

    asked by latasha
  182. math

    a boy standing on a vertical cliff 50m high is looking down an angle of depression of 20 degree at a car. how far is the car from the base of the cliff?

    asked by natoya
  183. physics

    a 0.12 kg is sitting on a record with a diameter of 0.30 meters. the record completes one turn on 0.40 seconds

    asked by Anonymous
  184. MATH

    prove the identity: cos(x)*csc(x)*tan(x)=1

    asked by Alisa
  185. L/A

    Which of the following sentences contains a verb future perfect tense? A: Andy is going to walk home with Beth every afternoon. B: Andy has been walking home with Beth every afternoon. C: Andy will walk home with Beth every day next week. D: By tomorrow,

    asked by Marylyn
  186. statistic

    A student must pass through 12 sets of traffic lights on his way to university. Suppose that each of the lights is green 39.5% of the time, yellow 5.9% of the time, and red 54.6% of the time. Suppose also that the traffic lights function independently (b)

    asked by finn
  187. math

    A repairman purchased several furnace-blower motors for a total cost of $150. If his cost per motor had been $5 less, he could have purchased 1 additional motor. How many motors did he buy at the regular rate?

    asked by suz
  188. criminology

    Is it possible to create a method of capital punishment that would actually deter murder

    asked by Dee365
  189. Math

    The number of megapixels in a digital camera is one of the most important factors in determining picture quality. But, do digital cameras with more megapixels cost more? The following data show the number of megapixels and the price ($) for 10 digital

    asked by ANGELA
  190. physics

    Phisic

    asked by Albert
  191. geometry

    construct a triangle ABC where AB=8.5 and BC=6.2.

    asked by aman
  192. Math Please help

    I do not have any Idea how to set this up. Please walk me through the steps. A.) If a customer buys x copies then he or she pays $500 sqrt x. it cost the company $10,000 to develop the program and $2 to manufacture each copy. If a single customer were to

    asked by Alex
  193. Physics

    1) Please describe the structure of a hurricane,and how they work. Include a discussion of how energy is transferred from the warm ocean water up to the sky.

    asked by Devynn
  194. physics

    A cannon rests on the ground at 40 degree angle it fires a ball at 200 m/s how high is the top of trajectory? At what impact speed does it rest? How far away does it land?

    asked by Anonymous
  195. MATH

    1: The table shows the low outside temperatures for Monday, Tuesday, and Wednesday. By how many degrees did the low temperature drop from Tuesday to Wednesday? 2) The table shows the low outside temperatures for Monday, Tuesday, and Wednesday. By how many

    asked by Jamie5
  196. MATH

    A biologist is recording the loss of fish in a pond. She notes the number of fish, f, in the pond on June 1. On July 1 there were 63 fish in the pond, which is 52 fewer fish that were in the pond on June 1. Which equation represents this situation?

    asked by AMY
  197. physics

    A 15 kg rock is horizontally from very high cliff at a speed of 65m/s. what is the speed of the rock after it has fallen a vertical distance of 35m?

    asked by Anonymous
  198. MATH

    FIND THE UNIT RATE ROUND TO THE NEAREST HUNDREDTH ?TRAVEL 250 MIN IN 5 HOUR

    asked by KENNY
  199. math

    a football player attempts a field goal from a distance of 52 yards. The ball reaches a maxium height of 9 yrds and lands 8 yards behind the uprights. If the uprights are 3 yards high. algebraically determine if the field goal was successful

    asked by Q
  200. English

    I have an essay i need to write and the questions i need to answer are "Why do you think Romeo and Juliet remains so popular?"and "What is it about the characters of Romeo and Juliet that makes it so easy for young people to relate to them?" I need two

    asked by Cera
  201. pre-algebra

    a 50-pound bag of grass seed sells for 292.50. find the unit price of grass seed

    asked by Anonymous
  202. Physics

    I have a blue liquid with density 1040 +- 20 yellow liquid 1190 +- 60, (dark)red liquid 1170 +- 30 pink/light red liquid 1100 +- 60 my task is to find out what liquids are they all of the densities were calculated in class(we were doing an experiment).

    asked by Ana
  203. physics

    a 0.12 kg is sitting on a record with a diameter of 0.30 meters. the record completes one turn on 0.40 seconds

    asked by Anonymous
  204. Trigonometry

    Suppose that Lance Armstrong1 is using a 180 mm chain ring and pedaling at a rate of 80 revolutions per minute. The wheels on his road bike have a diameter of 622mm. What diameter sprocket on the rear wheel does he need to maintain a speed of 30 kilometers

    asked by Rebekah
  205. L/A

    How do you form the perfect tense of a verb? A: Use the helping verb will and the base form of the word? B: Use a form of the verb be and the past participle of the verb? C: Use a form of the verb have and the present participle of the verb? D: Use a form

    asked by Marylyn
  206. Hurricane Project for Physics Class

    1) Please describe the typical path(s) for hurricanes. Is this part of the pattern of convection?

    asked by Devynn
  207. physics

    A 36-N force, parallel to the incline, is required to push a certain crate at a velocity of 9.1 up a frictionless incline that is 45° above the horizontal. The mass of the crate is:

    asked by mohammed
  208. math

    Hi! If 1/8=1 foot on a scale and the deck is 2 3/8 inch. How many feet will it be if 1/8 inch is equal to 1 foot 3/8 divided by 1/8=3ft 2 in divided by 1/8=

    asked by semoine
  209. physics

    A motorist has to travel 3.50 km in a city with an average speed not exceeding 25 km/h. If the average speed increases to 40 km/h, find the time he will gain in his journey.

    asked by Anonymous
  210. Physics

    1) Please describe the typical path(s) for hurricanes. Is this part of the pattern of convection?

    asked by Devynn
  211. physics

    A motorist has to travel 3.50 km in a city with an average speed not exceeding to 25 km/h . If the average speed increases to 40 km/h. What is time he will gain from his journey

    asked by Anonymous
  212. CAL

    The _____________ of a function is a formula for the slope of the tangent line to that function at any point x. When the function is defined as f(x), the derivative will be written as __________or ________. When the function is written in the form of y =,

    asked by StevE
  213. Calculus

    fence 3 feet tall runs parallel to a tall building at a distance of 7 feet from the building. What is the length of the shortest ladder that will reach from the ground over the fence to the wall of the building?

    asked by Anonymous
  214. algebra

    Create your own polynomial with a degree greater than 2.find the zeros of the function.

    asked by angela
  215. physics

    find displacement 4 vectors (1) 40 meters @10, (2) 30 meters @ 190 and (1)50 meters @ 280

    asked by Anonymous
  216. physics

    Daneil is bouncing on a trampoline. After a certain bounce he leaves the ground traveling at a speed of 2.54 m/s. How far into the air does he go? I need helllpppp I'm so bad a physics, I need to know what formula to use..

    asked by Ana
  217. Math- Had Sub teacher, need help

    My professor won't be back for a week and we have an exam tomorrow. The sub was going over a problem towards this question but I barely understood her. Tried to speak to her after class but she was very impatient. I need help please. The manager of a large

    asked by Sarah
  218. Chemistry

    If 10 cm3 of ethanol is added to 10 cm3 of water, does the initial temperature of water change upon addition of ethanol?

    asked by John
  219. Chemistry

    What is the molarity of a 2.50 x 102 cm3 solution containing 560.0 g of C6H12O6?

    asked by Jojo
  220. Physics

    Can someone, please help me out with this question. A uniform rectangular 91.21 kg refrigerator with height h = 2.069 m and width w = 1.153 m is pushed at a constant velocity across a level floor. The refrigerator is pushed in the horizontal direction

    asked by Rob
  221. english

    Anxiety is to test as procrastination is to

    asked by Anonymous
  222. Math

    What is standard form? I searched it online, but I found multiple different answers. Thanks to the dudes and girls who help me out ;)

    asked by Jareth
  223. math

    7 books to wrap, each 5/6 of a foot long. how long a roll needed 7x12 =84 5/6x7=35/42?

    asked by david
  224. Trigonometry

    Find these quantities: i. Find all angles in the unit circle with secx=2.1754 . Give your answers in radians to 4 decimal places. ii. Find sec(arcsin(2x))

    asked by Rebekah
  225. Calculus

    d/dx[(3x^2+2•sqrt of x)/x]=? Is it 3-(1/(x•sqrt of x))?

    asked by Anonymous
  226. math

    if the difference in the degree measure of an interior and exterior angle of a regular polygon is 100 degree,how many sides doesthe poygon have??

    asked by snitty
  227. biology

    Colour blindness is a recessive disorder. If a colour blind male is crossed with a normal female, what are the possible genotypes and phenotypes of the offspring

    asked by Cathy
  228. Algebra

    What are the coordinates of the points where f(x)=x^3-x^2+x+1 and g(x)=x^3+x^2+x-1 intersect?

    asked by Trish Goal
  229. real quick question

    What is the best antonym for the word progressive? A)traditional B)forward thinking C)new D)experimental confused

    asked by 2phoneeeeee
  230. physical science

    A roller coaster car rapidly picks up speed as it rolls down a slope. As it starts down the slope, its speed is 4.25 m/s. But 3.2 s later, at the bottom of the slope it's speed is 22.75 m/s what is its average acceleration

    asked by Gracie
  231. Calculus-Newton Method Approximation

    1/ 3(x^3) + 1/2(x^2) + 1 = 0, x1 = −3 newtons way to the 4th decimal

    asked by Help
  232. French

    Please check these sentences for grammar. 1. Adorez-vous faire les magasins? 2. Est-ce que tu préféres lire à la bibliotheque ou écouter de la musique? 3. Est-ce tu ne préféres pas la pomme avec le petit dejeuner? 4. Est-ce tu n'aime pas les pommes?

    asked by Anonymous
  233. Calculus

    Please check, if there is something wrong please explain what I did wrong. Thank you! Calculate the d^2y/dx^2. y= e^-x + e^x y' = e^x - e^-x y'' = e^x + e^-x Find the x-coordinace of all critical points of the given function. determine whether each

    asked by Jade
  234. algebra

    Give an equation of a line in slope intercept form that would be parallel to the equation y=3x+5 and passes through (0,3).

    asked by Taylor
  235. science

    are starches and glucose all types of carbohydrates?

    asked by thomas
  236. Algebra

    Let a and b be real numbers, where a

    asked by Trish Goal
  237. Programming (Integer generator)

    Write a program that accepts two numeric values from the user and displays all integers between these values. Your program will Accept a starting value Accept an ending value Display all the integers (inclusive) between those two values. Your program

    asked by Jane
  238. science

    is a complex sugar an example of a starch? is a simple sugar an example of glucose?

    asked by thomas
  239. Science

    The letters that represent the different forms of a gene are called...? Phenotypes Traits Alleles Dominants. I think Dominant is out of the answer. I'm guessing the answer is Alleles.

    asked by Rella
  240. physics

    How high must your roof be to fire 1.2km if it fires at 450 m/s muzzle velocity?

    asked by Anonymous
  241. geography

    Why are some areas more affected by earthquakes than others?

    asked by phoebe
  242. Math

    What is the easiest way to solve an algebraic equation?

    asked by Hallie
  243. Math

    Susan's grandmother gave her 25 dollars and plans to save 2.50 dollars each week but instead of Susan spending the 25 she decides to deposit the 25 dollars in a bank. How will the line change if she deposits 25 from her grandmother but decided she can only

    asked by M
  244. Math

    If Manuel spends 30 dollars a week when he has $1090, how many will he have after 11 weeks? He will have $760 When will he be out of money??

    asked by M
  245. Math please help

    I am so confused on how to set this up then solve please help. For a rectangle with area 100 to have the smallest perimeter what divisions should it have? Would I use 2L+2W=P, A=xy, or what. I know it is probably something really simple and I am just not

    asked by Jennifer
  246. Math

    How many square units are in the area of the triangle whose vertices are the x and y intercepts of the cuure y=(x-3)^2(x+2)?

    asked by Trish Goal
  247. machnics

    The equations of motion are derived from the indefinite integral of acceleration.verify

    asked by rose
  248. Math

    x^2+6x+4 Complete the square Find the turning point of the equation

    asked by Corpeline
  249. Algebra/Math

    The graphs of a function f(x)=3x+b and its inverse function f^-1(x) intersect at the point (-3,a). Given that b and a are both integers, what is the value of a?

    asked by Trish Goal
  250. Object Oriented Programming Concept Using C++

    Q. Use following relationship as sides in case of rectangle and base and height in case of triangle: Area of Rectangle = X* Y Area of Triangle =1/2 * X* Y

    asked by Rahul Kumar
  251. math

    The temperature x in °f is related to the temperature in °c by the relation c(x) = 5/9 (x-32).What is the slope of graph in (b)?

    asked by leo
  252. Math

    Groups in math class have 4 green marbles, 6 yellow marbles, and 10 black marbles. Each group pulls out a marble, records it, and then replaces it 50 times. The class complies its data. how many times can you expect to pull out a green marble with 1000

    asked by johnny
  253. science

    is a starch a complex carboydrate

    asked by thomas
  254. English

    Going over my work before I have to submit. I have one doubt before I do it. The sentence is--- If you hurry you will be able to keep your appointment. I say two independent clauses with no comma, but If you hurry sounds like an order ofexpression to set

    asked by Karen
  255. art

    How were the Roman's able to make arches and domes? They created a mold for the clay and it hardened in the sun. They carved it out of marble. They created the revolutionary building material, concrete.

    asked by 2phoneeeeee
  256. Health

    Aspects of personality, temperament, and behaviors can make children more susceptible to developing alcohol use disorders such as, ________.

    asked by Lindsey.
  257. Chemistry (EMERGENCY)

    drive.google.com /viewerng/viewer?a=v&pid=sites&srcid=ZGVmYXVsdGRvbWFpbnxnaHNpYmNoZW1pc3RyeXxneDoxMmEwMTFhYWEwNWNiYjg0 #1-3 must be completed for homework, but my teacher failed to thoroughly explain the material to my class, and I have no idea what to do.

    asked by Syndra
  258. Math

    the commission on a house that sold for $28,000 was $1,140, what was the rate of commission paid by the broker?

    asked by Emanuel
  259. Math

    What 3 positive integers satisfy a^3+b^3=c^3 ?

    asked by Tommy
  260. math

    -9-(12-3x)

    asked by mariela
  261. Health

    The muscles located in the leg that move the ankle and foot are divided into ________. A. Anterior, posterior, and lateral compartments B. Oblique, lateral, and posterior compartments C. Horizontal, vertical, and diagonal compartments D. None of the above

    asked by Night
  262. Math

    7x-9=4x

    asked by Asha
  263. math

    is a negative times a negative ALWAYS positive? or can it be negative as well?

    asked by anon
  264. composition II

    Is it possible to create a method of capital punishment that would actually deter murder? For example, by televising executions?

    asked by Dee365
  265. Math Help

    Hi! I'm really lost on how to do this. Does anyone know how to solve this? Thanks! :) Condesne the expression to the logarithm of a single quanity. 4(lnz+ln(z+5)]-2ln(z-5)

    asked by Raina
  266. math

    tickets to a play cost 3 dollars a child and 5 for adults. theater wants at least 1500 in sales. find intercept and describe what each one represents?

    asked by sandra