Questions Asked on
September 11, 2013

  1. Calc BC

    Figure out the 35th derivative for xsinx. You have to do a few derivatives by hand to figure our a pattern and then predict the 35th one

    asked by Emily
  2. Physics

    Why does J/molC equal J/molK?

    asked by cao
  3. Chemistry

    A high-protein diet contains 70. g {\rm g} of carbohydrate, 5.0 g {\rm g} of fat. How much energy in kilocalories does this diet provide? round to the nearest tens place

    asked by Jg
  4. Language

    Identify the choice that best describes the underlined word in the sentence. My friend Jorge can play the guitar and sing. Guitar is underlined. A. Part of a compound subject B. Part of a compound predicate C. A direct object I think it is B...?

    asked by Cassie
  5. math

    The pressure on a scuba diver at sea level is 14.7 pounds per sq inch (psi). The pressure increases 0.445 psi for each foot of depth. Suppose the pressure on a diver is 41.4 psi. How deep is she?

    asked by crystal
  6. math

    Which equation shows the correct use of power of products property? a) (2x^5y^2)^3 = 6x5y^2 b) (2x^5y^2)^3 = 6x^15y^6 c) (2x^5y^2)^3 = 8x^8y^5 d) (2x^5y^2)^3 = 8x^15y^6

    asked by victoria
  7. math

    ratio boys to girls 2:7. 250 more girls than boys. how many boys

    asked by Savi
  8. Math

    Writ two decimals that are equivalent to the given decimal 5.300 3.7 0.9

    asked by Luna
  9. AP Chemistry

    An unknown amount of water is mixed with 350 mL of a 6 M solution of NaOH solution. A 75 mL sample of the resulting solution is titrated to neutrality with 52.5 mL of 6 M HCl. Calculate the concentration of the diluted NaOH solution. Answer in units of M

    asked by Gabriella
  10. math

    Earth weight is 5.9736 x 10^24 Kg and Venus is 4.8685 x 10^24 Kg. What is the combined weight of Earth and Venus ? a)10.8421 X 10^26 Kg b)10.8421 x 10^23 Kg c)10.8421 x 10^25 Kg d)1.08421 x 10^25 Kg

    asked by victoria
  11. AP Calculus

    A projectile fired upward from ground level is to reach a maximum height of 1,600 feet. What is its initial velocity?

    asked by Sarah
  12. English

    Who is the Antagonist in Amy Tan's "A Pair of Tickets"? I know the Protagonist is June May but I couldn't figure out who the antagonist was. Yes, I have read the short story

    asked by Alice
  13. Social Studies

    Which of these is most likely a feature of a free trade agreement? a. removing tariffs from imported goods. b. raising taxes on exported goods. c. making it illegal to hire workers in other countries. d. providing money directly to local manufacturers. A?

    asked by Anonymous
  14. macroeconomics

    Which of the problems in the construction of the CPI might be illustrated by each of the following situations? Substitution Bias, Introduction of New Goods, Unmeasured Quality Change 1. The invention of the iPod 2. The introduction of air bags in cars 3.

    asked by dana
  15. AP Chemistry

    Listerine mouthwash is 21.6% ethyl alcohol by volume. What mass of ethanol is contained in 20.0 mL of mouthwash? (The density of ethanol is 0.789 g/mL.) Answer in units of grams

    asked by Gabriella
  16. Science

    A science teacher was curious to see whether offering money for good grades would increase student performance on a test. The teacher offered half the students in the class $5.00 if they got an A on their next test. The other half of the class was not

    asked by Anonymous
  17. Geometry

    Kristen lives directly east of the park. The football field is directly south of the park. The library sits on the line formed between Kristen’s home and the football field at the exact point where an altitude to the right triangle formed by her home,

    asked by Sam
  18. Science

    If an experiment disproves a scientist's hypothesis, what should the scientist do next? 1. Develop a testable question. 2. Revise the hypothesis and try the experiment again. 3. Develop a theory based on the data gathered in the experiment. 4. Change the

    asked by Anonymous
  19. Physics

    A bear running initial speed of 4m/s accelerates uniformly for 18s. What is the bears max speed if it travels 135m during the 18s of acceleration

    asked by Me
  20. Math-Please help

    *Is the statement below true of false? The expression (14x + 7y) + 5x + 9(33y + 11) is the sum of three terms. I think this question is true. please explain this to me.Nobody respone to me.

    asked by Mi
  21. Physics I

    Suppose a rocket launches with an acceleration of 32.0m/s^2. What is the apparent weight of an 95-kg astronaut aboard this rocket?

    asked by Ayana
  22. science

    If an experiment disproves a scientist's hypothesis, what should the scientist do next? 1. Develop a testable question. 2. Revise the hypothesis and try the experiment again. 3. Develop a theory based on the data gathered in the experiment. 4. Change the

    asked by Anonymous
  23. algebra

    {-3x - y= -10 { 4x - 4y = 8 Solve the system by graphing

    asked by Finally Finishes
  24. World History

    How did Renaissance thinkers think the individual was defined? Explain how this idea can be compared with the value of an individual in ancient Roman and medieval European societies. Any help with this question would be greatly appreciated. Please and

    asked by Alexandra
  25. Social Studies

    A government would most likely choose trade barriers in order to: a- make more money from taxes b- keep popular goods off shelves c- help local manufacturers d- discourage job growth C?

    asked by Anonymous
  26. Physics

    A student throws a set of keys vertically upward to her sorority sister, who is in a window 3.80 m above. The keys are caught 1.80 s later by the sister's outstretched hand. (b) What was the velocity of the keys just before they were caught?

    asked by Kelsey
  27. Science

    arrange the following aqueous solutionsin order of increasing freezing points(lowest to highest temperature): 0/10m glucose, 0.10m BaCl2, 0.20mNaCl, and 0.20m Na2SO4.

    asked by Jill
  28. ratios

    danny poured 78 liters of water into containers X,Y & Z. the ratio of the volume of water in container X to the volume of water in container Y is 5:2

    asked by Anonymous
  29. Science

    which organisms are most important for a healthy lawn? a-birds, b-moss, c-bacteria, d-leaf hoppers, e-bees C=Bacteria

    asked by Lukas
  30. trig

    How do you solve sin(e^x)=0 for x? The question is "find the smallest number x such that sin(e^x)=0".... but I can't even get AN answer lol! Much appreciated!

    asked by Luna
  31. AP Chemistry

    What volume of water was added to the 350 mL of NaOH solution? Assume volumes are additive. Answer in units of mL

    asked by Gabriella
  32. science

    Green algae grow in the fur of the South American sloth. The green algae provide camouflage for this tree-doweling mammal, and from the fur and skin of the sloth the algae obtain moisture. A moth also lives in the fur. The moth larvae provide waste

    asked by Anon
  33. AP Chemistry

    We add excess Na2CrO4 solution to 68.0 mL of a solution of silver nitrate (AgNO3) to form insoluble solid Ag2CrO4. When it has been dried and weighed, the mass of Ag2CrO4 is found to be 0.270 grams. What is the molarity of the AgNO3 solution? Answer in

    asked by Gabriella
  34. Science

    1) How does water vapour change into solid and liquid water above earth's surface? 2)does all surface runoff move directley into lakes, rivers and oceans? Please help asap it means alot!

    asked by Enviormental Kid
  35. physics

    A scale is marked off in centimeters on a long table. A coin initially at the position labeled 130.0 is moved to the position marked -20.0. What is the displacement of the coin?

    asked by lindsey
  36. language

    in which word does able mean the same as it does in the word disagreeable ? a) timetable b) adjustable c) tablet d) stable

    asked by victoria
  37. Chemistry

    By how much will the temperature of 2.00kg of air change if it absorbs all of the heat given up when 1.00kg of water cools from 40.degree to 20 degree? Thanks for all your help

    asked by Saarah
  38. algebra

    a student write that an=3n+1 is a explicit formula for the sequence 1,4,7,10.explain the error and write the correct explicit formula for the sequence.

    asked by dee
  39. physics

    City B is northwest of City A, and the 400 mile trip by car takes 8 hours. The cities are 320 miles apart if able to travel in a straight line. What is the speed of a trip from City A to City B?

    asked by Bobbie-Jean
  40. Math

    Can someone give me the answers to pizzazz e-8 page

    asked by Mikey
  41. physics

    An oceanic depth-sounding vessel surveys the ocean bottom with ultrasonic waves that travel 1530 m/s in seawater. How deep in meters is the water directly below the vessel if the time delay of the echo to the ocean floor and back is 6.8 s?

    asked by lulu
  42. Algebra 1 (Ms. Sue)

    Paul bought a student discount card for the bus. The card cost $7 and allows him to buy daily bus passes for $1.25. After one month, Paul spent $29.50. How many daily bus passes did Paul buy?

    asked by Anonymous
  43. Physics

    A train is traveling down a straight track at 25 m/s when the engineer applies the brakes, resulting in an acceleration of −1.0 m/s2 as long as the train is in motion. How far does the train move during a 50 s time interval starting at the instant the

    asked by <3
  44. physics

    Suppose a car is traveling at +22.3 m/s, and the driver sees a traffic light turn red. After 0.351 s has elapsed (the reaction time), the driver applies the brakes, and the car decelerates at 8.00 m/s2. What is the stopping distance of the car, as measured

    asked by Julie
  45. earth science

    In what layer of the atmosphere do temperatures rise with altitude? A. Troposphere B. Mesosphere C. Mesopause D. Stratosphere is it d ?

    asked by sergey
  46. Physics

    A model rocket is launched straight upward with an initial speed of 57.0 m/s. It accelerates with a constant upward acceleration of 1.50 m/s2 until its engines stop at an altitude of 190 m. (a) What is the maximum height reached by the rocket? (b) How long

    asked by <3
  47. Physics

    A model rocket is launched straight upward with an install speed of 57.6 m/s. it accelerates with a constant upward acceleration of 1.70m/s^2 until its engines stop at an altitude of 240m. A. What is the maximum height reached by the rocket? The

    asked by Ashley
  48. chemistry

    A gas has a density of 5.56 g/L. a. What volume in milliliters would 4.17 g of this gas occupy? b. What would be the mass in kilograms of 1 m3 of this gas?

    asked by elizabeth
  49. algebra

    Paula and Miranda were ask to write an expression to find the total number of shoes in a closet . Let s represent the number of pairs of shoes. Paula wrote s and Miranda wrote 2s. Who is correct ? Explain

    asked by Karishma
  50. Physics

    An alpha particle has a mass of 6.64x10^-27

    asked by Anonymous
  51. language

    The rain and clouds made the day feel so dull. Which is most vivid word to replace the word dull ? a) sad b) gray c) dreary d) bland

    asked by victoria
  52. math

    how do you write 3.08 as a fraction?

    asked by andy
  53. Social Studies

    What is one benefit of trade? Prices go up for luxury goods from abroad. People have access to more goods and services. Workers may make goods to be sold in other countries Consumers can choose to buy goods made closer to home Is it the third one?

    asked by Anonymous
  54. Sociology

    What social and political factors led to the development of sociology as a distinct academic discipline?

    asked by Anonymous
  55. accounting

    On January 1, 2012, Lexmark Company's Accounts receivable account had a debit balance of $10,000. During January, 2012, the company billed customers for services in the amount of $300,000. Also during January, the company collected $240,000 from its

    asked by Cyncia
  56. Chemistry

    I am having a really hard time setting this problem up to solve can anyone help? Hexane has a density of 0.659 g/mL. How many (mL) would a student need to pour in order to get 49.5g of hexane?

    asked by Lynn
  57. math

    Charlie decides he is going to have some friends over for pizza. He estimates that each friend will eat 3 pieces of pizza and knows that East Slide's large pizzas each have 8 slices. How many large pizzas does he need to order if he invites 9 friends?

    asked by amy
  58. world civilization

    Kenzaburo Oe: a. is Japan's greatest living poet b. painted the famous portrait of general Macarthur in eight minutes on a sidewalk c. received a noble prize for literature d believes rising materialism in present day japan represents progress

    asked by kaye
  59. Math

    Erica has scores:131, 120, and 140, each out of 150 points, on her algebra tests. Use an inequality to find the score she must make on the final exam to pass the course with an average of 80 percent or higher, given that the final is worth 200 points.

    asked by Julian
  60. science

    what causes scientific knowledge to change?

    asked by shannon
  61. geometry

    If BC = 16 and AC = 29, find AB.

    asked by bob
  62. chemistry

    What is the number of moles present in 2.1 x 10²⁴ atoms of C?

    asked by dante
  63. Math

    Paulo withdraws the same amount from his bank account each week to pay for lunch. Over the past four weeks, he withdrew one hundred twenty dollars. Which rule best applies to determine the change in his account each week? 1. The product of two positive

    asked by Bilbo
  64. Physics

    A hockey player is standing on his skates on a frozen pond when an opposing player, moving with a uniform speed of 2.0 m/s, skates by with the puck. After 2.00 s, the first player makes up his mind to chase his opponent. If he accelerates uniformly at 0.10

    asked by <3
  65. language arts

    why is rikki tikki tavi not afraid to fight a cobra snake

    asked by katie
  66. Math ms. Sue please help

    Kandace's recipe for cupcake frosting calls for 3 3/4 cups granulated sugar, 3/4 cup butter, 1 2/3 powdered sugar and 6 ounces unsweetened chocolate. How much sugar is in the recipe?

    asked by Gabby
  67. algebra

    Please help, I am confused with this problem. My problem is: Beaver Stadium has a capacity of 1081 more than Michigan Stadium. If the combined capacity for the two stadiums is 213,483, find the capacity of each stadium?

    asked by Nima
  68. Math

    The pressure on a scuba diver at sea level is 14.7 pounds per sq inch (psi). The pressure increases 0.445 psi for each foot of depth. Suppose the pressure on a diver is 41.4 psi. How deep is she? A spring is 2 in long with no weight suspended from it. For

    asked by Betsy
  69. Calculus

    You are creating a rectangular garden and want to surround it with brick edging. You also are going to divide it into two halves with the edging so that your vegetables and herbs are on one side and flowers are on the other. You only have 120 ft worth of

    asked by Marco
  70. chemistry

    A gas has a density of 5.56 g/L. a. What volume in milliliters would 4.17 g of this gas occupy? b. What would be the mass in kilograms of 1 m3 of this gas?

    asked by elizabeth
  71. public speaking

    when using the internet to conduct research,it is most important to?

    asked by sandy
  72. Physics

    A person jumps straight up. Do they spend more time in air while in the top half or bottom half of the total height? What is the ratio of the two times?

    asked by John
  73. Chemistry

    A solution is made by mixing 90.6 g of magnesium sulfate heptahydrate with 2320.0 g of water. 690.00 mL of the solution has a mass of 745.20 g. 1. What is the molarity of the magnesium sulfate solution? 2. What is the molarity of the magnesium ion? 3. What

    asked by J
  74. Math ms sue please help

    The legs on a kitchen table are 29 7/8 inches high. The top is 48 inches wide and 60 inches long and 1 5/16 inches thick. How high above the floor is the table surface? I got the answer 137 7/8 inches, but I don't think it's correct. Can I get help?

    asked by Gabby
  75. trig

    How do you solve sin(e^x)=0 for x? The question is "find the smallest number x such that sin(e^x)=0".... but I can't even get AN answer lol! Much appreciated!

    asked by Luna
  76. LANGUAGE ARTS

    Choose the sentence that provides an accurate contrast-based context clue for the italicized word.(1point) He usually only treated people with cruelty, so I was surprised when he showed “compassion” for the crying child.*** I was tired of being

    asked by Gabby
  77. AP Calculus

    Two circles of radius 4 are tangent to the graph of y^2=4x at the point (1,2). Find equations of these two circles. I found the derivative of y^2=4x, but i don't know what to do next!

    asked by Sarah
  78. english 11

    the statement below represents which genre from the early american and colonial period? i want to explain origins of the natural origins of the natural world and its processes.(1 point) a.the poetry of anne bradstreet b.the oral tradition of native

    asked by ray
  79. speeches

    in conducting a personal interview,setting limits on what will be covered should occur?

    asked by alicia
  80. Algebra 1 (Ms. Sue)

    1). Solve each equation. 17 = w - 4 2/3s = -6 1/3y + 1/4 = 5/12 x/8 - 1/2 = 6 5/6x - 1/3 = 5/2 2). In 1668, the Hope diamond was reduced from its original weight by about 45 carats, resulting in a diamond weighing about 67 carats. Write and solve an

    asked by Anonymous
  81. physics

    Suppose a car is traveling at +22.3 m/s, and the driver sees a traffic light turn red. After 0.351 s has elapsed (the reaction time), the driver applies the brakes, and the car decelerates at 8.00 m/s2. What is the stopping distance of the car, as measured

    asked by Julie
  82. Spelling VSP

    Pls. tell me if im correct on these following sentences? 1) An author in his memoirs wil ___ about the influence of past relationships. = reminisce 2) It is helpful to have a(n) ______ power source after a hurricane. = auxiliary 3) Proverbs show Solomon's

    asked by Losa
  83. Math ms. Sue please help

    Carrie decided to walk the 8 3/10 mi from her house to the city pool. In the first hour, she walked 2 4/5 mi. In the second hour she walked 3 9/10 mi. How much farth did she have to go? I got 1 3/5 mi is that correct? Donald duck set a record when he

    asked by Gabby
  84. chemistry

    The urine of horses are mixed with an excess of hydrochloric acid, after some time, a yellowish-brown crystalline precipitate, which have an unpleasant odor, that can't be removed by simply washing with water. This new compound has the following

    asked by Ad
  85. chemistry

    A gas has a density of 5.56 g/L. a. What volume in milliliters would 4.17 g of this gas occupy? b. What would be the mass in kilograms of 1 m3 of this gas?

    asked by elizabeth
  86. Math

    Explain knowing that 5 divide by 8 equals 0.625 helps you write the decimal for 4 5/8 ps . I really don't get it .

    asked by Sarina
  87. Biology

    Give two examples of each classes of phylum mullusca?

    asked by Goshi G. Aondofa
  88. Math

    a soup kitchen prepared 2 gallons of soup. how many people can be fed if each serving of soup is 3/4 of a cup? I know the answer is 42 people but I want to known the formula

    asked by Evelyn
  89. To: bobpursley or any math helper

    please help me on my questions, I have a big test tomorrow and I don't understand how to do some questions, please help me

    asked by Sophie
  90. Chemistry

    What is the freezing point of a solution of sucrose (table sugar), a nonelectrolyte, that contains 60.0 g of C12H22O11 dissolved in 413 g of water?

    asked by Jade
  91. Equation

    Four times a number, increased by 25 is 13 less than 6 times the number. What is the number? 4n+25=-13-6n. ???

    asked by Matthew
  92. Math ms. Sue please help

    Every day ms. Smith walks around the park near her house. The park is in the shape of a rectangle 3 mi long and 1 7/10 mi wide. How far does she walk? I got 4 7/10 mi. Is that correct?

    asked by Gabby
  93. Maths

    At the beginning of the week, a particular stock sold for 29 3/8 per share. At the end of the same week it sold for 31 2/8. What was the amount per share?

    asked by Rose
  94. physics

    Suppose a car is traveling at +22.3 m/s, and the driver sees a traffic light turn red. After 0.351 s has elapsed (the reaction time), the driver applies the brakes, and the car decelerates at 8.00 m/s2. What is the stopping distance of the car, as measured

    asked by Julie
  95. biology

    what is a descriptive title for an experiment consisting of how alka seltzer dissolves if one is crushed and the other one is whole in warm and cold water?

    asked by loli
  96. Polynomial Functions

    I have to graph some graphs but I don't the main image points for the base function to make transformations. Specfically, f(x)=x^3 f(x)=x^4 f(x)=x^5 and it goes on. How do I find them to make my transformations?

    asked by Alice
  97. math

    Describe and correct the error made in solving the literal equation at the right for n. 2m = -6n + 3. 2m + 3 = -6n. 2m + 3/-6 = n

    asked by tessa
  98. help with chem biochem

    Ethanol + NAD+  acetaldehyde + NADH + H+ You have a 1 ml solution containing 100 uM Ethanol, and 1 mM NAD+. You then add 1 mg of alcohol dehydrogenase. Assume all of the ethanol gets converted to acetaldehyde. a) What will the final concentration of

    asked by tracy
  99. Biology

    What is torism? How do echinodermata digest larger prey out side their body?

    asked by Goshi G. Aondofa
  100. Psych-Ms Sue

    Could you check my answers? Thanks. 1.Studies show that there are no significant differences between mother child play and father child play with infants under 12 months of age? True, because they are too young to tell. 2. In home day care is always

    asked by Jim
  101. math

    a 2000 l.tank containing 550 l. of water is being filled with the water at the rate of 75 l. per minute from a full 1600 l tank. How long will it be before the two tanks the same amount of water?

    asked by rica
  102. math

    Melissa collected three kinds of autumn leaves when she was out walking today -elm, maple, and oak. She has 2 times as many maple leaves as elm leaves and 5 times as many oak leaves as elm leaves. Altogether, she has 32 leaves. How many of each kind does

    asked by Autumn
  103. math

    *Is identifying factors in the expression 6(x+5) an algebraic expression? *Is the statement below true of false? The expression (14x + 7y) + 5x + 9(33y + 11) is the sum of three terms. I think this question is true and can you please explain this to me.

    asked by Mi
  104. MATH

    Working on patterns. There is a diagram. Its a rectangle with the numbers 10, 16, 23 in each corner. Inside the rectangle is a circle and inside the circle are the numbers 9, 12, 24. The directions say to place the numbers 8 to 26 either inside or outside

    asked by Brandon
  105. History (Western Civilization)

    Who most represents the new era known as the Hellenistic age? (Also the famous son of Phillip II?

    asked by C.J
  106. math

    can some one explain to me how to convert 3 meters to centimeters. and 3 meters to millimeters. and 200 centimeters to meters

    asked by jenny
  107. Health

    Jill sleeps 8 hours each night. Spends 80% working on communicating & 60% of time listening. How many hours a day does she spend listening?

    asked by Alex
  108. Math

    Subtraction of Rational Algebraic Expressions 5-xy/9z - 14+8xy/9z = ? having a hardtime with those two variables

    asked by Myrvyne
  109. Pure Mathematics

    Find the modulus and principal argument of the complex numbers giving the argument in radians either as pi or a decimal correct to 2 decimal places c) i square root 3 -2 ALL UPON -2-i square root 3

    asked by KerryJ
  110. English, check my answers

    please check if I have put the apostrophes in the right places or if I have forgot to put them in certain places in these sentences: 1. My dog's been so sick lately. 2. We've been having lots of fun in science classes. 3. Why's the dog eating from the

    asked by Jenna
  111. Math

    How many like terms are in the expression: fourteen k plus 3 j minus 8 h minus 3 k plus 3 plus h k?

    asked by Bilbo
  112. math

    62/d when d=3.1?

    asked by jack
  113. Chemistry

    Hard ball candy is prepared from boiling an aqueous sugar solution that has a boiling point of 260.°F. What is the molality of this solution?

    asked by Jade
  114. Science

    Someone help me urgently!! WTF does the Big Idea of Energy mean?!?!?! KS3 Wise!!!

    asked by MacKenzie
  115. math

    Melissa collected three kinds of autumn leaves when she was out walking today -elm, maple, and oak. She has 2 times as many maple leaves as elm leaves and 5 times as many oak leaves as elm leaves. Altogether, she has 32 leaves. How many of each kind does

    asked by Autumn
  116. Chemistry

    A 16.0 g sample of a compound known to contain 3 ion species is dissolved in 100. g of water. The boiling point of the solution is 103.1°C. What is the molar mass of the compound?

    asked by Jade
  117. English

    Can someone check these sentences, please? Thank you very much. 1) The ghost wears a white shroud and a notice hangs from its neck saying “ The Otis Ghost The Only True and Original Spirit ignore all imitations”. (Is the punctuation correct?) 2) When

    asked by Franco
  118. math

    Es timate each product or quotient 24.674•5.578

    asked by Anonymous
  119. MATHS

    Find arc length of y=logx from x=1 to x=2. dy/dx)^2=1/x^2 arc length=Int of [sqrt(1+1/x^2)]dx =Int of [sqrt(1+x^2)/x^2] =Int of [sqrt(1+x^2)]/x from x=1 to x=2. How to proceed further to integrate?

    asked by MS
  120. English

    Which verb is the italicized word? The baby is (this is italicized) becoming louder with each waking moment. 1. action verb 2. helping verb 3. linking verb 4. transitive verb 2?

    asked by Anonymous
  121. Math

    How do you do these questions, I have all my steps done until the last one: 2x(2x)^2: 2x(4x^2)? Now do I multiply or add the big numbers? also Im having trouble on these: 1. x^2(xy)^3: x2(x^3y^3) 2. 3x^2(2x)^3: 3x^2 (8x^3) 3. -2x^2y(3xy^2)^2 4. -(3x)^2:

    asked by Sophie
  122. math

    If you drop a ball from 15 feet and every time it bounces it returns to 80% of its previous height, how high does it bounce after it n-th bounce?

    asked by hailey
  123. Math

    Working on patterns. There is a diagram. Its a rectangle with the numbers 10, 16, 23 in each corner. Inside the rectangle is a circle and inside the circle are the numbers 9, 12, 24. The directions say to place the numbers 8 to 26 either inside or outside

    asked by Brandon
  124. high school

    l has a measure a degrees. Find the average of the measures of the other three angles.

    asked by Anonymous
  125. Physics

    A ball is thrown upward from the ground with an initial speed of 49 m/s; at the same instant, another ball is dropped from a building 16 m high. After how long will the balls be at the same height?

    asked by Kelsey
  126. Psych

    According to the results of cross-cultural research, distal parenting often results in toddlers who are self aware but less obedient than those who engage in proximal parenting? Is this False? I have no idea on where to find the answer to this...

    asked by Jim
  127. maths

    sqrt sin(30)+sin(45)+sin(60)+sin(75).....infnity

    asked by kamakshi
  128. Math help

    How do you do these questions, I have all my steps done until the last one: 2x(2x)^2: 2x(4x^2)? Now do I multiply or add the big numbers? also Im having trouble on these: 1. x^2(xy)^3: x2(x^3y^3) 2. 3x^2(2x)^3: 3x^2 (8x^3) 3. -2x^2y(3xy^2)^2 4. -(3x)^2:

    asked by Sophie
  129. Chemistry

    A solution is made by mixing 90.6 g of magnesium sulfate heptahydrate with 2320.0 g of water. 690.00 mL of the solution has a mass of 745.20 g. What is the molarity of the magnesium sulfate solution?

    asked by Jade
  130. introduction to teacher aide

    which of the following might be a duty of a noninstructional aide

    asked by maxine
  131. sew

    what does a market analst do in the textile industry

    asked by Anonymous
  132. Math Ms Sue check

    How do you do these questions, I have all my steps done until the last one: 2x(2x)^2: 2x(4x^2)? Now do I multiply or add the big numbers? also Im having trouble on these: 1. x^2(xy)^3: x2(x^3y^3) 2. 3x^2(2x)^3: 3x^2 (8x^3) 3. -2x^2y(3xy^2)^2 4. -(3x)^2:

    asked by Sophie
  133. Math

    -7 divided by 14/3 Is -3/2 correct?

    asked by Anonymous
  134. Math

    Use division of find the factors of each number. Then write if the number is prime composite. 1) 5. 2) 20. 3) 26. 4) 31.

    asked by Anonymous
  135. Math

    How do you write 22 6/9 into an equivalant fraction?

    asked by Donna
  136. Math

    during one drive a high school football team lost 3 yards on the first down, lost 5 yards on the second down, then gained 15 yards on the third down. how many yards do they need to get a first down? should they go for it or punt?

    asked by Evelyn
  137. english

    what is the simple subject and simple predicate of this sentence? Please wash the dishes and do the laundry.

    asked by glenda
  138. Writing

    I am doing an intro paragraph of being on a pedal boat at a bay. My writing teacher said we had to make our stories interesting and make people want to read it and be fascinated with it. So, I started with: "Ahhh!!! We're going to sink," said Elana. For my

    asked by Alex
  139. Algabra 2

    Draw a graph that is not function and has these three properties: Domain of x-values satisfying -3

    asked by Josh
  140. Algabra 2

    Draw a graph that is not function and has these three properties: Domain of x-values satisfying -3

    asked by Josh
  141. Guidance and discipline

    At what age is it typical for a child to begin testing the word no

    asked by Marissa
  142. math

    by reducing the s.p. of an article by rs.50 a gain of 5% changes into loss of 5% find the original s.p. of the article.

    asked by shrestha tejaswi
  143. physics

    During a track event two runners, Mary, and Alice, round the last turn and head into the final stretch with Mary a distance d = 4.0 m in front of Alice. They are both running with the same speed of v0= 7.0 m/s. When the finish line is a distance L= 45.0 m

    asked by tini
  144. Math

    How would you start to simplify: a^4-256 I know that 4^4=256, but I don't know what to do with this ..

    asked by rr.
  145. math

    find two numbers the exact answer is between

    asked by Anonymous
  146. Math

    The product of seven and a number is the same as five times the number, increased by ten. What is the number?

    asked by Jazzy
  147. Physics

    A ball is thrown straight up, when it reaches the maximum height x, a second identical ball is thrown up with the same initial velocity as the first one. Where will these balls meet.

    asked by John
  148. Physics

    A ball is thrown straight up, when it reaches the maximum height x, a second identical ball is thrown up with the same initial velocity as the first one. Where will these balls meet.

    asked by John
  149. math

    reduce fractions to the lowest terms 9 8/20 10 33/39 11 3/10 12 60/80 13 24/27 14 45/90 15 3/81 16 6/16

    asked by mary
  150. math

    Working on patterns. There is a diagram. Its a rectangle with the numbers 10, 16, 23 in each corner. Inside the rectangle is a circle and inside the circle are the numbers 9, 12, 24. The directions say to place the numbers 8 to 26 either inside or outside

    asked by Brandon
  151. Physics

    What is the direction of force of friction on a bicycle on front and back wheel while paddling?

    asked by Bharat
  152. Chemistry

    Define a system and state the significant the enthalpy change for the system. Explain your reasoning? A) natural gas burning in a furnace B) melted wax solidifying

    asked by Saarah
  153. english

    what is the difference between indulgence and intervention?

    asked by sexy
  154. help with chem biochem

    You have a 1 ml solution containing 100 uM Ethanol, and 1 mM NAD+. You then add 1 mg of alcohol dehydrogenase. Assume all of the ethanol gets converted to acetaldehyde . a) What will the final concentration of NADH be in the solution?

    asked by tracy
  155. math

    A team of 8 members are going to plan an excursion tour.the were going to plan in 2 cars.one car can sit 5 members and another car can sit 4 members.how many ways they can be sit together?

    asked by askvj19
  156. math

    find two numbers answer is in between of 3x567

    asked by Anonymous
  157. Pre-Calculus

    Perform the indicated operation, then simplify. 5a2 + 12a + 4/a4 − 16 ÷ 25a2 + 20a + 4/a2 − 2a I think I'm supposed to switch the top and bottom, and then multiply. Is this correct?

    asked by Anonymous
  158. physics

    find the acceleration produced by a net force of 300.0 N on a mass of 0.75 kg.

    asked by Anonymous
  159. English

    Identify the sentences with helping verbs: Choose all which apply. 1. We are moving the boxes along the conveyor belt. 2. The birds have been collecting twigs for their nest. 3. She ran the whole distance of the track and collapsed at the end. 4. He

    asked by Anonymous
  160. math

    6d-3d+2d=35

    asked by Autumn
  161. math

    a boat weighs 1500lb more than its motor and 1900 lb more than its trailer. Together the boat and motor weigh five times as much as the trailer. how much does the boat weigh?

    asked by rica
  162. Please any math helper!!

    How do you do these questions, I have all my steps done until the last one: 2x(2x)^2: 2x(4x^2)? Now do I multiply or add the big numbers? also Im having trouble on these: 1. x^2(xy)^3: x2(x^3y^3) 2. 3x^2(2x)^3: 3x^2 (8x^3) 3. -2x^2y(3xy^2)^2 4. -(3x)^2:

    asked by Sophie
  163. Math

    (-2)(8)

    asked by Lovepreet
  164. Math

    -30/(-5)

    asked by Aman
  165. Pre-Calculus

    3x^2 + 8 = -4

    asked by Janae
  166. Math

    how many CDs can be bought from an internet music store for $100 if each CD costs $14.99 and shipping and handling costs for the entire order is $8.50?

    asked by Evelyn
  167. geography

    If a state is outside.the contiguous united states, what does this mean?

    asked by Delilah
  168. Chemistry

    If you are making 230.0 mL of 2.70% (m/m) CuSO45 H2O, how many grams of the solute should you use?

    asked by Jade
  169. intergers

    what is-4+-13=

    asked by josh
  170. Math

    How do you do 40(2/5x)

    asked by Jodie
  171. math

    How do I solve and simplify this equation: 2 = b + b __ _________ __________ b-2 b^2 - 3b +2 2b-2

    asked by Kari
  172. langauge

    Feeling too self conscious to shout for help Scott decided to let logic resolve his quandary. what does the word quandary mean in the sentence ? a) quarantine b) explanation c) predicament d) situation

    asked by victoria
  173. Math

    For y=2x +3 whenx=4, what does y equal?

    asked by Emmanuel
  174. math

    4/7*7/8?

    asked by kat
  175. Math

    How do you do these questions, I have all my steps until the last one: 2x(2x)^2: 2x(4x^2)? Now do I multiply or add the big numbers? also Im having trouble on these: 1. x^2(xy)^3: x2(x^3y^3) 2. 3x^2(2x)^3: 3x^2 (8x^3) 3. -2x^2y(3xy^2)^2 4. -(3x)^2:

    asked by Sophie
  176. Math

    Barbara had $123.54 in her checking account. she made a deposit of $45.62. when she went shopping later that day, she saw a coat she really wanted. it was on sale for 40% off the original price of $240. Assuming that she bought nothing else that day, does

    asked by Evelyn
  177. Math

    4^x-1=64

    asked by Janae
  178. Math

    dy/dx= ? if y=1+x+(x^2/2)+(x^3/6)+(x^4/24)+(x^5/120)+(x^6/720)+(x^7/5040).....

    asked by Ildiko
  179. QM

    If you Fourier sample the state: 1/2√2(|000>−|001>+|010>−|011⟩+|100⟩−|101>+|110>−|111>), which of the following states can be the outcome of your measurement? Select all that apply.

    asked by Anonymous
  180. Math

    According to Roman numerals chart, 1000 is M. Then what is the Roman numreal for 10,000 and 100,000, etc. I mean the bigger numbers...

    asked by rfvv
  181. Math

    how will i solve if there is 2 variables? (Subtraction of RationalAlgebraic Expressions) 5 - xy 14 + 8xy ------- - -------- = ? 9z 9z

    asked by Myrvyne
  182. Creative Expression and Play

    Appropraite materials and equipment for outdoor play should contain:

    asked by Sandra
  183. Math

    5x+1/7 -2x-6/4

    asked by Jaime
  184. Math

    8(5+30/5)

    asked by Aman
  185. math

    factorise:- (i). 6-x-2x^2 (ii).4y^2-8y+3 (iii).3m^2+24+36

    asked by shrestha tejaswi
  186. math

    write the following as decimals 6/15 4 3/8 6 4/11 10 3/4

    asked by john