Questions Asked on
October 18, 2009

  1. PRE-CALC still stuck

    Write the statement as a power function equation. Use k for constant of variation if one is not given. a. Charles's law states the volume V of an enclosed ideal gas at a constant pressure varies directly as the absolute temperature T. b. The volume V of a

  2. chemistry

    why can I not use the formula m1v1=m2v2 for the following question: What volume of 1.20 M NaOH will be needed to neutralize 225 mL of 3.0 M sulfuric acid? I get 0.56 L but the answer should be 1.1 L. When am I able to use that formula and when can I not?

  3. science

    If waste products of an aquatic single celled organism were released by the organism into the pond, how would that affect the organism’s ability to obtain oxygen from the pond water? i guess what i am really asking is does the presence of other moleculs

  4. finance

    3) A firm has beginning inventory of 300 units at a cost of $11 each. Production during the period was 650 units at $12 each. If sales were 700 units, what is the value of the ending inventory using LIFO? A. $3,300 B. $2,750 C. $3,250 D. $2,550

  5. math

    How many cubic centimeters of a 25% antibiotic solution sould be added to 10 cubic centimeters of a 60% antibiotic solution in order to get a 30% antibiotic solution?

  6. civics

    why did the British condemn the second continental congress as an unlawful assembly and a den of traitors?

  7. Physics

    When you lift a ball with a force of 82N, the ball accelerates upward with an acceleration of a. If you lift with a force of 92N, the balls acceleration is 2a. Find the weight of the ball, and the acceleration a. I tried solving this via substitution

  8. math

    True or False: |–8| + |3| = |–8 + 3|

  9. physic

    if you apply a force of 1.0N to a cart of mass 1.0kg with negligible friction, what do you expect the acceleration to be?

  10. Chemistry

    how much silver nitrate must be measured to yield 1.00g silver?

  11. MATHS

    Could you please help? On July 5, in the area around Center Village, there was great excitement. Six different people reported to the police that they had seen Bigfoot, the large hairy creature sometimes seen but never captured. The next day, twice as many

  12. Algebra 2 URGENT

    Simplify: 4s^-2-(4t)^-2

  13. physics

    you first walk 8.0km north from home then walk east until your displacement from home is 10.0 km. How far east did you walk?

  14. Calculus

    An object is moving along the parabola y = 3x^2. (a) When it passes through the point (2,12), its horizontal velocity is dx/dt = 3. What is its vertical velocity at that instant? (b) If it travels in such a way that dx/dt = 3 for all t, then what happens

  15. Algebra 2

    How much pure acid must be added to 6 milliliters of a 5% acid solution to produce a 40% acid solution? Please Show All Work!

  16. fin 200

    When the yield curve is upward sloping, generally a financial manager should: A. utilize long-term financing B. lease C. utilize short-term financing D. wait for future financing

  17. Biology

    The reason you might see fewer colonies on your LB/Amp/Arabinose + plate (compared to the number of colonies..? The reason you might see fewer colonies on your LB/Amp/Arabinose + plate (compared to the number of colonies that you see on your LB/Amp +

  18. chemistry

    The element rhenium (Re) has two naturally occurring isotopes, 185Re and 187Re, with an average atomic mass of 186.207 amu. Rhenium is 62.60% 187Re, and the atomic mass of 187Re is 186.956 amu. Calculate the mass of 185Re. (Give your answer to 3 decimal

  19. Physics

    A player is shooting the basketball 10 meters from the hoop. He releases the ball when it is 2 meters above the floor, with an initial velocity of 12 m/s at an angle of 65 degrees. ( the basketball hoop is also 3m above the ground) How long does it take

  20. Physics

    The speed of a projectile when it reaches its maximum height is 0.46 times its speed when it is at half its maximum height. What is the initial projection angle of the projectile?

  21. AP Calculus - High School

    The Temperature T of food put in a freezer is T = (700) / t^2+4t+10 where t is the time in hours. Find the rate of change of T with respect to t at each of the following times. a. t=1 b. t=3 c. t=5 d. t=10 ** i'll be able to do the others on my own if you

  22. Physics

    An object is thrown vertically upward. a) What are its velocity and acceleration when it reaches its highest altitude? b) What is its acceleration on its way downward half a meter above the ground? My ans: a) velocity is zero and acceleration is 9.8 m/s^2

  23. statistics math

    The unemployment rate is 5.8% (Bureau of Labor Statistics, April 3, 2003). Suppose that 100 employable people are selected randomly. 1)What is the probability that exactly six people are unemployed (to 4 decimals)? 2)What is the probability that exactly

  24. algebra

    Henry paid $.80 for each bag of peanuts. He sold all but 20 of them for $1.50 and made a profit of $54. How many bags did he buy? (HINT: Profit = selling price-buying price.)

  25. Math

    find the LCM 11(z-3), 33(z-3) the answer that I got is (z-3)(z-3)(z-11) is this right

  26. algebra1

    the speed of train A is 8mph slower than the speed of train B. Train A travels 220 in the same time it takes train B to travel 260 miles. Find the speed for each train.

  27. physics

    a child's swing is held up by two ropes tied to a tree branch that hangs 13.0 from the vertical. if the tension in each rope is 2.28N, what is the combined force(magnitude and direction) of the two ropes on the swing?

  28. chemistry

    calculate the number of atoms in 10.0g of sulfur

  29. Algebra (grade 9)

    Write an equation in point-slope form of the line that passes through the given points: 1. (5,-6), (1,-7) 2. (6,-3), (-1,9) 3. write an equation of a line that is perpendicular to y=-3x+5 and passes through (4,3).

  30. Algebra 2

    How much wat must be evaporated from a 65-gallon tank of 40% salt solution in order to obtain an 80% salt solution?

  31. Financing

    quick ratio that is much smaller than the current ratio reflects A. a small portion of current assets is in inventory. B. that the firm will have a high inventory turnover. C. that the firm will have a high return on assets. D. a large portion of current

  32. Algebra 2

    Sam invested $7000, part at 7% and the rest at 11%. If his total return for one year was $690, how much was invested at each rate?

  33. Algebra 2

    A boat travels 60 km upstream and back again in 8 hours. If the speed of the boat is 16 km/h, what is the speed of the current?

  34. physics

    A 116.0 g ball is dropped from a height of 2.75 m, bounces on a hard floor, and rebounds to a height of 1.82 m. The impulse received from the floor is shown below. What maximum force does the floor exert on the ball if it is exerted for 7.00 ms?

  35. physics

    A 11.4 m long glider with a mass of 670.0 kg (including the passengers) is gliding horizontally through the air at 29.9 m/s when a 60.1 kg skydiver drops out by releasing his grip on the glider. What is the glider's velocity just after the skydiver lets

  36. physics newtons laws

    A 184 N bird feeder is supported by three cables. angle 1 is 60 degrees and angle 2 is 30 degrees Find the tension in each cable.

  37. question

    Mrs.Sue is you a Teacher???????????///

  38. physics

    Ball 1, with a mass of 100g and traveling at 12 m/s , collides head on with ball 2, which has a mass of 340g and is initially at rest. What are the final velocities of each ball if the collision is perfectly elastic? What are the final velocities of each

  39. Chem - Stoichiometry

    How many grams of sodium carbonate is required for a complete reaction with 1.00g of calcium chloride dihydrate? Help!

  40. Earth Science

    On the surface of the earth, it is approximately 6,200 miles from the equator to the north or south pole. How many miles is it between 2 parallels 1 degree apart?

  41. english

    chaucer sounds like a modern day buisnessman. explain why

  42. geometry

    True or false? In every triangle, the centroid, incenter, and circumcenter are collinear.

  43. algebra

    f(x)= 5x +1 when X=2

  44. math

    Is it always true, sometimes true, or never true that a regular quadrilateral have 2 or more obtuse exterior angles?

  45. Statistics

    When is the Analysis of Variance or ANOVA test used?

  46. maths

    Twelve couples, who live in the Happy Retirement Villa, decide to install intercom systems between each of their 12 suites. How many connecting lines are necessary to permit direct conversation between any suites? (a) 2 couples (b) 3 couples (c) 4 couples

  47. chem

    How is the number of moles of NaOH affected at the equivalence point of the solution?

  48. organic chemistry

    which compounds below that have a vibration that is infrared inactive. and indicate the specfic vibration that is infrared inactive. 1) acetone 2) 1-butyne 3) 2-butyne 4) water 5) chlorine

  49. Physics

    A 120-V motor has mechanical power output of 2.00 hp. It is 82.0% efficient in converting power that it takes in by electrical transmission into mechanical power. (a) Find the current in the motor (b) Find the energy delivered to the motor by electrical

  50. college physics

    A compact disk, which has a diameter of 12.0 cm, speeds up uniformly from zero to 4.40 rev/s in 3.20 s What is the tangential acceleration of a point on the outer rim of the disk at the moment when its angular speed is 3.00 {rev/s}?

  51. calculus

    An object is moving along the parabola y = 3x^2. (a) When it passes through the point (2,12), its horizontal velocity is dx/dt = 3. what is its vertical velocity at that instant? (b) If it travels in such a way that dx/dt = 3 for all t, then what happens

  52. us history

    which battle convinced the british that fighting the americans was too costly?

  53. eNGLISH

    "Today, the electronic screen, with its lack of linear constraint, its ephemeral scintilla and its hyperlinked multimedia content, portends a very different paradigm" Explain what this sentence means?

  54. math

    convert into a fraction, mixed number, or whole number 62 1/2%

  55. calculus

    how do not understand how to find a deriviative of this function?Do i use chain rule and product rule? r= the square root of (theta*sin*theta) No one has answered this question yet.

  56. Algebra 1

    Hockey teams receive 2 points when they win and 1 point when they tie. One season, a team won a championship with 64 points. They won 11 more games than they tied. How many wins and how many ties did the team have?

  57. algebra 2

    With the wind, a jet can fly 2500 km in 2 hours and 30 minutes. Against the wind, it can fly only 2000 km in the same time. Find the rate of the jet if the rate of the jet if the rate of the wind is 100 km/hr. Please Show All Work!

  58. Calculus

    An object is moving along the parabola y = 3x^2. (a) When it passes through the point (2,12), its horizontal velocity is dx/dt = 3. what is its vertical velocity at that instant? (b) If it travels in such a way that dx/dt = 3 for all t, then what happens

  59. math

    An object is moving along the parabola y = 3x^2. (a) When it passes through the point (2,12), its horizontal velocity is dx/dt = 3. what is its vertical velocity at that instant? (b) If it travels in such a way that dx/dt = 3 for all t, then what happens

  60. math

    how can you tell if the function is symmetric with respects to the x and y axis, and the origin?

  61. Religion

    A good list of moral questions debated in the news and common culture today.

  62. physics

    what is the electron configuration in the Noble Gas configuration?

  63. writing

    I'm writing an essay about the character Ulysses. I need to make a personal connection with him, though I'm not sure how?

  64. Algebra 2

    Sally invested a total of $4500, some at 9% per year and the rest at 6% per year. The return from the 9% investment exceeds that from the 6% investment by $180. How much did she invest at each rate?

  65. Algebra 1

    Snookers Lumber can convert logs into either lumber or plywood. In a given day, the mill turns out three times as many units of plywood as lumber. It makes a profit of $30 on a unit of lumber and $45 on a unit of plywood. How many of each unit must be

  66. chemistry help!

    I have a chemistry test tomorrow and I'm trying to study but none of these questions in the book make sense to me:( Help! 1. Commericially available concentrated sulfuric acid is 95% H2SO4 by mass and has a density of 1.84g/mL. How many milliliters of this

  67. 7th grade math

    i need a picture for X+2Y=13

  68. Geography

    11. Because most of the inhabitants in Southwest Asia live near reliable sources of water, the population of the region is a. unevenly distributed over the area b. concentrated in small desert villages c. greatest in highland areas d. more than ninety

  69. Math

    I am a parent of a 10 year old, 5th grader and my hubby and I just can't figure these out to help her. Anyone?? Thanks in advance. 27 = 8k divide k = ?? 5a - 3a = 18 a = ?? 12r - 4r = 48 r = ?? g = 7(10-3) g = ?? These are finding the unknown number in

  70. Algebra 2

    simplify: x+2 ___ x to the second power + x-2 _____ 2x X+2 divided by x to the second power plus x-2 divided by 2x

  71. CRT 205

    • Read the article “Controlling Irrational Fears After 9/11” on pp. 456–458 of Appendix 1. • Identify at least two arguments in the article. Outline the premises and conclusions of each argument you find. Then, answer the following questions for

  72. Physics

    When you lift a ball with a force of 82N, the ball accelerates upward with an acceleration of a. If you lift with a force of 92N, the balls acceleration is 2*a. Find the weight of the ball, and the acceleration a. I know that 82 = ma +mg 92 = m2a + mg That

  73. physics newtons laws

    A 184 N bird feeder is supported by three cables. angle 1 is 60 degrees and angle 2 is 30 degrees Find the tension in each cable.

  74. Media Law

    In the aftermath of the 9/11/2001 terrorist attacks on America, and the resulting War on Terrorism by the United States, what is the reasonable and legal limitations on the First Amendment?

  75. physics newtons laws

    A box of books weighing 280 N is shoved across the floor of an apartment by a force of 390 N exerted downward at an angle of 35.1° below the horizontal. If the coefficient of kinetic friction between box and floor is 0.57, how long does it take to move

  76. Spanish

    Hi, I was wondering if you would use "era" or "fue" in these sentences: La persona que se murió más recientemente era (fue?) una mujer. El deiciocho de agosto era (fue?) la fecha que ella fue al hospital. Thanks for the help!

  77. physics newtons laws 3

    The coefficient of static friction between the m = 3.20 kg crate and the 35.0° incline of Figure P4.41 is 0.260. What minimum force must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?

  78. math

    How many cubic centimeters of a 25% antibiotic solution sould be added to 10 cubic centimeters of a 60% antibiotic solution in order to get a 30% antibiotic solution?

  79. Geography

    I need help with this: "This is a nation in South Asia. One of South Asia's three major rivers is in this country. The country has two climate regions, arid and semi-arid and the dominant religion in this country is Islam." Which country could it be?

  80. social studies

    Which Trading Partner is shared by Germany and Italy? A. Japan B. Norway C. Russia D. United States

  81. world history

    TRUE OR FALSE: Based on the text of the final declaration of the Geneva conference the US and the Vietnamese Bao Dai government were right to withhold their signatures. **its more of your own opinion, no right or wrong answer**

  82. Math

    Solve this equation algebraically: (1-sin x)/cos x = cos x/(1+sin x) --- I know the answer is an identity, and when graphed, it looks like cot x. I just don't know how to get there. I tried multiplying each side by its conjugate, but I still feel stuck.

  83. social studies

    SRAMJGIN WHAT IS THE ANSWER OR DO YOU HAVE A WEBSITE FOR IT

  84. Physics

    A boat travels at 3.8 m/s and heads straight across a river 240m wide at an angle of 145'. The river flows at 1.6 m/s. a. What is the boat's resultant speed with respect to the river bank? b. How long does ti take the boat to cross the river? c. How far

  85. visual

    What strategies may you use to incorporate effective visual elements into business presentations?

  86. social studies

    Why did the Kalmyks and Karachay Ethnic groups not get along?

  87. o-chem

    which compounds below that have a vibration that is infrared inactive. and indicate the specfic vibration that is infrared inactive. 1) acetone 2) 1-butyne 3) 2-butyne 4) water 5) chlorine

  88. science

    volcanologists often study the area around a volcano to identify places where lahars have occurred in the past. How could such studies benefit communities near the volcano? please help and thank you

  89. World Econ

    I've asked here before, and I'm sorry to say I need help again. Does anyone have a website or knows where I can get graphs of the world's food production and population. I can't find any on google. They have to be recent around 2007-2009. I can't find any

  90. Econimics

    Is president Obama's plan for health care reform socialism or common sense " mixed economy" approach in the economic and political mainstream of America? How would Adam Smith have used the free market to solve our health care problem? What other models

  91. physics

    An m1 = 8.40 g bullet is fired into a m2 = 2.17 kg block that is initially at rest at the edge of a frictionless table of height h = 1.13 m. The bullet remains in the block, and after impact the block lands d = 1.76 m from the bottom of the table.

  92. Gr. 12 Data Management

    In playing poker, the likelihood of being dealt a particular hand depends on the number of ways in which that hand could have been dealt from the 52-card deck. Find the number of ways each hand could be dealt. a) three of a

  93. math/115

    One kilometer is equal to 1,000 meters. What fractional part of a kilometer is 700 meters? Simplify your result.

  94. Gr. 12 Data Management

    In playing poker, the likelihood of being dealt a particular hand depends on the number of ways in which that hand could have been dealt from the 52-card deck. Find the number of ways each hand could be dealt. a) three of a kind (one pair of each of two

  95. RE

    sorry to keep asking please could you give me the defnition of feminism. i don't understand the defintions when i look it up. thanks for all of your help

  96. physics - need help right now.

    A boat travels at 3.8 m/s and heads straight across a river 240m wide at an angle of 145'. The river flows at 1.6 m/s. a. What is the boat's resultant speed with respect to the river bank? b. How long does ti take the boat to cross the river? c. How far

  97. college

    A proton is traveling to the right at 2.5×10^7m/s . It has a head-on perfectly elastic collision with a carbon atom. The mass of the carbon atom is 12 times the mass of the proton. What are the speeds of each after the collision?

  98. Physics

    a) Newton's law of motion states that the acceleration acting on a falling body (assuming no other forces) is  x" = -g, where x(t) is the height of the object above the ground, t is time, and g is the gravitational constant. Find a general expression to

  99. social studies

    GURU BLUE DO YOU KNOW THE ANSWER TO THIS QUESTION OR A WEBSITE? In what way are London and St. Petersburg alike? A. Both are centers for trade. B. Both are ocean port cities. C. Both are capiteals of their countries. D. Both are the largest cityin the

  100. English1A - Critical Thinking and Writing

    Hi Miss Sue or anyone else. Can you please proofread my essay on Race and Culture? Race and Culture Society plays a big role on race and culture. Whether a person is black or white, Asian or Hispanic, there will always be that someone who attempts to

  101. Math

    I have 2 problems that I just need to know if they are right 1. Add, Simplify if possible 3/14w + 11/49w Answer that I got was 21+22/98w 2. Add, simplify if possible 9b/3b-9 + 6b/9b-27 I am not sure about this one I got two answers 81b+6b/34b-108 or

  102. Social Studies

    My daughter is in the 5th grade and has to prepare a totem pole based on her family's history...I know how to make a totem pole, but how do you make one based on your family history?

  103. French

    Hello, is this right for "She does not have any jars to put the strawberry jam in" Elle n'a jamais des pots pour mettre les confitures des fraises?

  104. American National Government

    What strides have individual people or groups in the category of the Freedom of Religion made in the past 10 years? My answer: The ACLU has made tremendomous strides in limiting the practice of Christianity. The ACLU has done everything in their power that

  105. adult education

    write a paragraphy in which you use the term ratio and proportion correcty.

  106. Media Law

    In the aftermath of the 9/11/2001 terrorist attacks on America, and the resulting War on Terrorism by the United States, what reasonable and legal limitations should their be on the First Amendment?

  107. Social Studies

    What are important contributest that the Akkadian Empire, Babylonian Empire, Assyrian Empire, and the Neo-Babylonian Empire contributed?

  108. Physics

    How would someone calculate the average velocity of something from a velocity vs. time graph?

  109. Media Law

    Identify and discuss a current or recent advertising campaign that could cross the line of legality by making false or misleading claims that could result in a risk to consumer safety.

  110. physics

    A driver of a 7100 N car passes a sign stating "Bridge Out 30 Meters Ahead." She slams on the brakes, coming to a stop in 10 s. How much work must be done by the brakes on the car if it is to stop just in time? Neglect the weight of the driver, and assume

  111. Math

    Another one. I get real confused with all this Multiply, Simplify if possible 3x^3/11q^3 * 121q^6/9x the answer I got was 363q^6x^3/99q^3x can you please show me how if it is wrong

  112. Science-Physics?

    Hi simple question which of these have the dimension as length? A) a*t^2 B) v^2/2*a C) a*v D) (v^2*m)/F

  113. external/internal character analysis

    Hi, I need to prepare a demo lesson for 2nd grade on teaching character internal/external traits to students the lesson needs to be 40 minutes can you give me any ideas

  114. physics

    a small mass M and a small mass 3M are 1.00 m apart. where should you put a third small mass so that the net gravitational force on it due to the other masses is zero

  115. Physics

    A boat travels at 3.8 m/s and heads straight across a river 240m wide at an angle of 145'. The river flows at 1.6 m/s. a. What is the boat's resultant speed with respect to the river bank? b. How long does ti take the boat to cross the river? c. How far

  116. physics

    An airplane has to fly eastward to a destination 856 km away. If wind is blowing at 18.0 m/s northward and the air speed of the plane is 161 m/s, in what direction should the plane head to reach its destination?

  117. BIOLOGY

    1.Three fatty acids form a triglyceride with one glycerol. What similarities would the fatty acids have with polysaccharides? What differences? 2. When you consume more food than you require, the mitochondria in the liver are involved n forming

  118. Math

    A deli offers its cheese sandwich with various combination's of mayo, lettuce, tomatoes, pickles, and sprouts. 5 types of cheese are available. How many different cheese sandwiches are possible?

  119. social studies

    What is the social triangle of the woodland cree?

  120. science

    how can terrace farming increase the amount of land available for farming?

  121. physics

    Deimos, a moon of Mars, is about 12 km in diameter, with a mass of 2.0x10^15kg. Suppose you are stranded alone on Deimos and want to play a one-person game of baseball. You would be the pitcher, and you would be the batter! With what speed would you have

  122. English1A - Critical Thinking and Writing

    Hi Miss Sue could you proofread again? I think we had a misunderstanding on the race and ethnicity part. Maybe I wrote it wrong but see if this makes better sense. Society plays a big role on race and culture. Whether a person is black or white, Asian or

  123. Physics

    a) Why do athletes in jumping or throwing disciplines use an approaching run as part of their acceleration? b) Neglecting air resistance and aerodynamics, what would be the best angle of release in discus throwing? My ans: a) To increase horizontal

  124. social studies

    Which is an effect of a Declining Industry? A. Retaining is not needed. B. Many people lose their jobs. C. People earn more money at new jobs. D. People have an easy time finding new jobs. IF YOU ANSWER THIS QUESTION LESS THAN 5 MINUTES YOU ARE GOING TO

  125. math

    How many triangles are formed in a regular polygon with 13 sides?

  126. psych

    What are defensive coping methods. What active coping methods might be healthier

  127. Gr. 12 Data Management

    In playing poker, the likelihood of being dealt a particular hand depends on the number of ways in which that hand could have been dealt from the 52-card deck. Find the number of ways each hand could be dealt. One pair (two cards of one face value and

  128. science

    how can studying lahars around a volcano benefit communities that are near the volcano?

  129. Physics

    An object is thrown upward by a person on a train that moves with constant velocity. a) Describe the path of the object as seen by the person throwing it b) Describe the path of the object as seen by a stationary observer outside the train?

  130. health

    what are the features of the tricare program

  131. Physics

    Is there any point along the path of a projectile where its velocity and acceleration vectors are; a) perpendicular to each other b) parallel to each other? My ans: a) I thought its perpendicular at the peak but I didn't know how to explain it b) I thought

  132. physics

    A block of mass 7.33 kg in outerspace is moving at 1.72 m/s with no external forces acting on it. After an explosion, the block is split into two parts both having mass equal to half the mass of the original block. The explosion supplies the two masses

  133. MATHS

    Please help. Thanks Miss Sport wants to conduct a tennis tournament for the 64 children in Year 6. Two people play in each match and each person continues until she or he looses a match. How many matches must be played to decide the winner?

  134. math

    how do i find the equaiton of the line tangent to the curve at the point defined by the given value of t. 1. x=t, y= the square root of t, t=1/4 2. x=sec^2t-1, y= tan t, t= -pi/4

  135. math

    write an equation of the line containing the given point and parallel to the given line. (5,-8); 9x-5y=2

  136. math

    I have to find d in its simplest form. I have a square that is divided into 2, on one side I have 7 with the check mark and 2, than outside the square I have 30degrees and 60degrees.

  137. chemistry

    write out the electron configurations for each of the metallic ions: 1. Ba^2+ 2. Cu^2+ 3. Li^+ 4. K^+ 5. Sr^2+ 6. Ca^2+ 7. Na^+

  138. scientist

    classify properties as chemical or physical for gold?

  139. Philosophy

    What is an existential question? What are some examples of existential questions?

  140. Match, Calculus

    help Please... Differential Equations Problems... please give the complete solution, so that i can understand how it is derived... tnx in advance, god Bless... Here are the problems : 1.) y dx + (2x+3y)dy = 0 2.) (2xy + y^(2) ) dx - 2x^(2) dy = 0 ;y = e, x

  141. Communication Law Studies

    Identify and discuss a current or recent advertising campaign that could cross the line of legality by making false or misleading claims that could result in a risk to consumer safety.

  142. math

    A town of 1200 people has "fan-out" system for emergencies. In an emergency the mayor phone two people. in the next minute each of these people phone two other people . the pattern continues until all 1200 people are contacted. complete yhe tableand

  143. Physics

    An object is thrown upward by a person on a train that moves with constant velocity. a) Describe the path of the object as seen by the person throwing it b) Describe the path of the object as seen by a stationary observer outside the train?

  144. Algebra 2 URGENT

    Sally invested a total of $4500, some at 9% per year and the rest at 6% per year. The return from the 9% investment exceeds that from the 6% investment by $180. How much did she invest at each rate?

  145. Algebra 2 URGENT

    simplify: x+2 __ x to the second power + x-2 _____ 2x X+2 divided by x to the second power plus x-2 divided by 2x

  146. finite math

    you are dealt 3 cards from a standard deck of 52 cards. find the proability that all the cards are hearts, and lower than 10. work this with a tree diagram and with proability formulas.

  147. biology

    what are organisms that can synthesize energy-containing organic compounds? organisms that add to the total energy stored in organic compounds? organisms that require sunlight in order to survive? choices: a) autotrophs b) heterotrophs c) both any help is

  148. Algebra 2 URGENT

    Simplify: 2x+5 + 2x-5 ____ ______ 4x raised 10x to the second power

  149. Algebra 2 URGENT

    Simplify: 4s raised to the negative 2 power - (4t)raised to the -2 power

  150. 10th grade English

    This is the ruff draft of my speech on environment conservation. I am the first speaker of my group so if I mention some names or awkward ending, it is because of that. Please fix any awkward phrases or mistakes as soon as possible. Thanks Can we achieve

  151. Physics

    A basketball player tries to make a half-court jump shot, releasing the ball at the height of the basket. Assuming that the ball is launched at 48.0°, 13.0 m from the basket, what speed must the player give the ball?

  152. civics

    How did the rights signify the colonists' relationship to Britain?

  153. english

    about how many years after Beowulf did chaucer write?

  154. english

    what kind of grammatical construction is "whom he had previously enjoyed'?

  155. civics

    How might the king and his supporters have avoided the revolution?

  156. Macroeconomics

    Suppose a natural disaster destroys a fraction of the nation's capital stock. Determine the effects on output, consumption, employment, and the real wage. Make sure you explain the result pointing out income and substitution effects. Thank you for any

  157. Geography

    what activiteis affect the level of a countrys economic developement?

  158. Biology

    What are the roles of the scapula? Are these correct? Aids movement of the shoulder joint Provides support Attachment of collar bone to the humerus

  159. 6th grade (vocabulary)

    to pile up or collect

  160. UC PERSONAL STATEMENT

    I want to write that I listen to Chinese music and about being Chinese. Would that be a personal quality or a "where I come from"?

  161. Physics

    I know that sound has a lower pitch in colder air because the air is more dense the colder it is, causing the sound to pass more rapidly through the colder air. But why does the wavelength increase when it passes more quickly through the denser air?

  162. Physics

    How does the drag force on an object change if the object's area is halved while the wind speed is doubled, while keeping everything else the same? i think it would double if you use this eqn: f= 1/4 A v^2 can someone verify if this eqn is correct to use

  163. Com.

    1.Assignment: Negative Messages Using templates or sample documents to help you write e-mails, memos, and letters may be helpful for inexperienced writers; however, customize the communication, so the document does not appear as a form letter. Use the

  164. Fill In The Blanks

    Vocab CIF (cost, insurance, freight): where the seller is responsile for all expenses of delivery, including insurance premiums clerical staff: the personnel dealing with office work such as filing, typing, and billing to default: to fail to pay your debts

  165. Help

    I am trying to do this problem and this is what I have got so far Divide -49+7w/11 / 9w-63/121 (-49+7w)(121)/9w-63)(11) (w+7)(w-7)(121) (w+9)(w-7)(11) can you help from here

  166. Math

    Solve v/9 - v/ 21 +1/9 Answer is 0 Is this right

  167. maths

    Please help. Thank you Fourteen people attend a meeting. If each person shook hands with every other person, how many handshakes were there altogether?

  168. english

    chaucer sounds like a modern day buisnessman. explain why

  169. Algebra 2 URGENT

    Simplify: 2x+5/4x^2 + 2x-5/10x

  170. Math

    help Please... Differential Equations Problems... please give the complete solution, so that i can understand how it is derived... tnx in advance, god Bless... Here are the problems : 1.) y dx + (2x+3y)dy = 0 2.) (2xy + y^(2) ) dx - 2x^(2) dy = 0 ;y = e, x

  171. math

    fill in the missing signs to make the sum correct...........8 ? 4 ? 4=9

  172. microeconomics

    Fact 1: "The substitution effect(SE) must ALWAYS be negative (i.e. goes in the opposite direction to the change in PRICE). The income effect(IE) can be either positive or negative." Fact 2: "SE and IE can go in the same direction or they can go in opposite

  173. physic

    how will you examine the relationship between acceleration and mass when you change the mass of an object while applying the same constant force?

  174. social studies

    Is It Many people lose their jobs

  175. microeconomics: work-leisure model

    Consider the work-leisure model. Assume leisure is a normal good and suppose the wage rate(W) increases, then in this case we will have the following. Substitution effect: W increases => hours of leisure decrease Income effect has TWO components: 1.

  176. math

    let x= t^2 + t and let y=sint a) find the deriviative as a funciton of t b) find d/dt(dy/dx) What does part b even mean and can someone show me how to figure this out?

  177. science

    i'm doing a science fair project and the topic is ....which drink is the most carbonated? what should i do to do the project

  178. maths

    find the amount of sheet metal needed to form a conical funnel of base radius 30 cm and vertical height 50 cm, allowing for a 0.5 cm overlap at the join?

  179. maths

    when making a cone out of a given sector form a circle do we need to add circumfernce of the base circle to find its surface area?

  180. calculus

    how do not understand how to find a deriviative of this function?Do i use chain rule and product rule? r= the square root of (theta*sin*theta)

  181. Biology

    Equal sized potatoes are dipped into water,weak sucrose and strong sucrose solution.Predict (a)What potato would increase in size (b)What potato would decrease in size (c)Comment on the stiffness of the potatoes before and after dipping them into the

  182. english

    antonym of the word mode meaning a current fashion or style

  183. chemistry

    what are the examples of suspension?

  184. Math

    Jim has a difficult golf shot to make. His ball is 100m from the hole. He wants the ball to land 5m in front of the hole, so it can role to the hole. A 20m tree is between his ball and the hole, 40m from the hole and 60m from Jim's ball. With the base of

  185. Art

    what are Visual elements?

  186. WRITING

    How does computer-mediated collaboration enhance team performance?

  187. Heat & Properties of Matter

    A rail way 50m long, with initial temperature of 20degree celsius subjected to a great heat. How much will it expand which its temperature is tripled?

  188. algebra

    1. write an equation of the line that passes through the point and has the given slope. write the equation in slope-intercept form. a. (3,2), m=1/2 b. (-3,2), m=1/2 _______ answers: a. y=1/2x + 1/2 b. y=1/2x + 7/2 ______________________________________ 2.

  189. re

    im really struggling with this question people who agree with christianity is sexist such as feminists claim that..... ive written:- women should be treated the same as men and be allowed to become priests. Other women need a female priest to talk to if

  190. AD Analysis (URGENT)

    I have to do an ad analysis on alcohol and I've decided to use a GREY GOOSE vodka ad. Here's the question I'm having trouble with. Why do you think the person who created this ad has presented substance use in this way? I don't know how to answer it. All I

  191. re

    please could you explain the question i don`t understand it people who agree that christianity is sexist suchas feminists claim that.

  192. us history

    How did immigrants help railroads

  193. Algebra 1

    The sales representative later indicates that there are 3 times as many homes available with the second floor plan than the first. Write an equation that illustrates this situation.

  194. algebra

    write a linear equation to model the situation. you have walked 4 miles on a trail. you continue to walk at a rate of 3 miles per hour for 5 hours. please tell me how to do this!! thanks!

  195. English1A- Critical Thinking and Writing

    Hi Miss Sue or anyone else. How is my introduction so for for my argumentative essay on Race and Culture? Society plays a big role on race and culture. Whether a person is black or white, Asian or Hispanic, there will always be that someone who will look

  196. American National Government

    Could someone please help me with this? I need to summarize a news or journal article that discusses the Freedom of Religion and The Establishment Clause. This article must have been published within the last 10 years. I looked for an article but I can not

  197. algebra

    need help with fractions

  198. Medical Terminology

    I have to write a paper and answer these questions but I don't know how to start my paper. How can eliminating abbreviations reduce error? Should written policies be developed for abbreviation usage? If yes, what should the policies contain? I no explain.

  199. calculus - limits

    limit as x approaches infinity; tan^(-1) (x^2 - x^4) any help is appreciated =D

  200. adult education

    A Boeing 747 jet is approximately 230 ft long and has a wingspan of 195 ft. if a scale model of the planeis about 40 cm long what is the model's windspan?

  201. History

    I have to imagine im a roman soldier and write a letter to rome, any ideas, im 11 Thanks

  202. math

    what is the domain of 6/(6-5x)

  203. science

    crossword puzzle about photosynthesis. this part of the plant is where the reproductive organs can be found (6 letters) flower? these parts of the flower were once the bud(6 letters) petals or sepals? which is right:) thankyou

  204. human resources

    Write a 1,400- to 1,750-word paper in which you address the following considerations related to selection tools: o Name three selection tools that you would consider using for a hiring program at a supermarket. o Choose what you think is the best selection

  205. religious education

    im really struggling with this question people who agree with christianity is sexist such as feminists claim that..... ive written:- women should be treated the same as men and be allowed to become priests. Other women need a female priest to talk to if

  206. math

    The point (9,-12) is on the graph of a function. Whwat is it after horizontal expansion by a factor of 3. Is it 3,-12?

  207. maths

    you are at the music store looking for CDs. the store has CDs for $10 and $15. you have $55 to spend. write an equation that represents the different numbers of $10 and $15 CDs you can buy. hmm now.. how do i do this?

  208. Probablity

    What are the odds against an earthquake occuring on a certain day in a certain area if the odds of it occurring is 0.05?

  209. US HISTORY

    describe two ways americans fight for independence influence other countries?

  210. physics

    write out the electron configurations for each of the metallic ions: 1. Ba^2+ 2. Cu^2+ 3. Li^+ 4. K^+ 5. Sr^2+ 6. Ca^2+ 7. Na^+

  211. science

    what does heads mean in science

  212. socalogy

    Under the circumstances, what do you think the life expectacy rate is onreservations?

  213. science

    part of the plant where the plant`s reproductive organs can be found? (6 letters) is it flower or ovule? thanks

  214. social

    Since poverty is so strong on the reservation, what do you hink thecrime level is like? what are some of the criminal issues you think they face?

  215. Algebra @

    Sally invested a total of $4500, some at 9% per year and the rest at 6% per year. The return from the 9% investment exceeds that from the 6% investment by $180. How much did she invest at each rate?

  216. Gr. 12 Data Management

    In playing poker, the likelihood of being dealt a particular hand depends on the number of ways in which that hand could have been dealt from the 52-card deck. Find the number of ways each hand could be dealt. a) No pairs (five different face values, not

  217. Algebra 2

    How many liters of water must be added to 8 liters of a 40% acid solution to obtain a 10% acid solution? Please Show All Work!

  218. art

    Does anyone know edvard munch's artist friends, body of work generally described, and changes in style? Also, does anyone know his last style or method of art and general philosophy of life? thanks, your help is greatly appreciated. :)

  219. U.S history

    we're talking about the conflict between the british and the colonists when the british taxed them. There's a question about John Adams and Ethan Allen. I have no idea who they are. Any help??

  220. algebra

    write the equations in standard form of the horizontal and vertical lines that pass through the point 1. (2,4) 2. (-5, 4)

  221. Gr. 12 Data Management

    In playing poker, the likelihood of being dealt a particular hand depends on the number of ways in which that hand could have been dealt from the 52-card deck. Find the number of ways each hand could be dealt. Two pairs (one pair each of two different face

  222. Physics

    A string has a mass per unit length of 7.00x10-3 kg/m and a length of 0.230 m. What must be the tension in the string if its second harmonic has the same frequency as the second resonance mode of a 2.05 m long pipe open at one end?

  223. Criminology

    Why is it that in families where sexual abuse occurs, are some children abused, while others are spared?

  224. Algebra 2

    Joan has 40 liters of a 25% solution. How many liters of a 60% solution should she add to make a 30% solution?

  225. programming

    I really need help on this I'm kind of confused on homework Frist i have to create a Currency Conversion Design Assingment-Hierachy Chart. I put Main Display Menu Get_Int_Value Convert Currency Display Results I also need to create a Currency Conversion

  226. psychology

    If our attitudes flow in part from our attributions, it would seem that our attributions for others behaviors are rather important. How much time and energy do you invest in making sure you aren't guilty of the fundamental attribution error or the

  227. Adut education

    The amount of gold jewelry and other products is measured in karats (K), where 24K represents pure gold. The mark 14K on a chain indicates that the ratio between the mass of the gold in the chain and the mass of the chain is 14:24 If a gold ring is marked

  228. 4th grade

    how would i put these words in sentences:(PLEASE HELP ME) THANK YOU! l. general 2. inaccurate 3. interpret 4. evidence 5. demonstrate 6. relevant I start my tutoring classes in two weeks. I have been reading much more which should help me.

  229. Macroeconomics

    Suppose a natural disaster destroys a fraction of the nation's capital stock. Determine the effects on output, consumption, employment, and the real wage. Make sure you explain the result pointing out income and substitution effects. Thank you for any

  230. math

    tommorow ihave a math test how do I handle that?

  231. Biology

    How can I make a 3D model of a bone cell?