1. calc-related rates

    "The volume of a cone of radius r and height h is given by V=1/2(pi)(r^2)(h)If the radius and the height both increase at a constant rate of .5 cm per second at WHAT RATE in cubic cm per second, is the volume increasing when the height is 9 cm and the

    asked by James on March 30, 2010
  2. chemistry

    I am given the following reaction: 2NH3(g) -----> N2(g) + 3H2(g) 6.4 mols of ammonia gas has been put into a 1.7 L flask and has been permitted to reach equilibrium in accordance to the reaction listed above. If the equilibrium mixture has 4.2 mols of

    asked by Eric on May 26, 2008
  3. science

    Shown below are the data giving the length of life of lights in an underground tunnel. 9.0 months 7.0 months 8.2 months 8.3 months 7.8 months 8.1 months 7.5 months 7.6 months 9.1 months 7.4 months I calculated the standard deviation to be about 0.679.

    asked by Joy on January 22, 2012
  4. Statistics

    Shown below are the data giving the length of life of lights in an underground tunnel. 9.0 months 7.0 months 8.2 months 8.3 months 7.8 months 8.1 months 7.5 months 7.6 months 9.1 months 7.4 months I calculated the standard deviation to be about 0.679.

    asked by Joy on January 22, 2012
  5. maths

    1. Identify two examples of exponential r/s 2. The data below shows how the the population of the world has changed over the last three hundred years Year population(mill) 1650 500 1700 600 1750 700 1800 900 1850 1300 1900 1700 1950 2500 2000 7000 The data

    asked by me again Thanks sooo much on February 26, 2007
  6. math

    region bounded by the parabolas y=x^2 and y=6x-(x^2) is rotated about the x-axis so that a vertical line segment cut off by the curves generates a ring. find the value of x for which we obtain the ring of largest area

    asked by ML on January 28, 2008
  7. Health

    Why are many fad diets considered unhealthy? A. Because they may not provide all of the nutrients your body needs B. Because they often promise quick weight loss C. Because people typically find it difficult to keep lost weight off D. All of the above D?

    asked by Brandon on August 21, 2013
  8. Art

    Ancient native americans chose willow strips to make baskets because they were easy to bend and 1.easy to find. 2.rare and valuable. 3.multi-colored. 4.waterproof. Please help :-(

    asked by Helper on January 29, 2015
  9. math

    I need to see step-by-step how to find an equation of line containing pairs of points: use y= mx+b form. (-7,-8), (-3,-6) Here is what I have so far:slope(m) is 1/2 y-(-8)=m(x-x1) y-(-8)=1/2(x-x1) y-(-8)=1/2x-(-7) y-(-8)=1/2x-(-7/2) I think this is where I

    asked by barb on September 3, 2010
  10. physics

    A train braking with constant deceleration covers 1km in 20s, and a second kilometre in 30s. Find the Deceleration. Wgat further distance will it cover before coming to a stop. and how long will it take?

    asked by ivy on June 18, 2011
  11. Calculus

    The half-life of Kryponite-123 is 40 years. Suppose we have a 700-mg sample. Find the decay k, and the expected amount of Kryptonite left after 30 years. I need help setting this problem up.

    asked by Ryan kustin on March 23, 2015
  12. health care policy making

    Explain how stakeholders become involved in the policy making process and why their voices often become a driver for change in health policy. That is the assignment any ideas on where I can find some information? would i look government laws

    asked by Mary on October 3, 2013
  13. algebra

    Find the midpoint of the line segment joining the points P1 and P2 P1= (5,2) P2= (-4,3) The midpoint is _______ (Type an ordered pair. Use integers or simplified fractions for any numbers in the expression.) qaz

    asked by edward on February 4, 2016
  14. Math

    You are given the four points in the plane A=(−1,−8)A=(−1,−8), B=(4,5)B=(4,5), C=(8,−2)C=(8,−2), and D=(12,2)D=(12,2). The graph of the function f(x)f(x) consists of the three line segments AB, BC and CD. Find the integral ∫12−1f(x)dx by

    asked by Anonymous on November 7, 2017
  15. CALCULUS 2

    Use calculus to find the volume of the following solid S: The base of S is an elliptical region with boundary curve 9x^2+4y^2=36. Cross-sections perpendicular to the x-axis are isosceles right triangles with hypotenuse in the base.

    asked by ADELINE on February 4, 2014
  16. maths

    picture is painted cardboard 50cm long 30cm wide there is a margin 2.5cm along each side .find the total area of margin, class 7 solve measurements

    asked by jagan on March 10, 2018
  17. Social Studies

    Ancient China irrigation 1. Find out the following information: a. When, where, and why did it develop? b. How was it used or practiced? c. Whom did it affect? d. What was the lasting impact this innovation had on China and its people? e. What are some

    asked by Help I need somebody not just anybody on March 12, 2017
  18. mba

    the price p per unit at which a company can sell all that it produces is given by the function p(x) = 300-4x. the costs function is c(x) = 500+28x where x is the number of units produced. find x so that the profit is maximum

    asked by viji on October 22, 2012
  19. physics

    A gazelle is running in a straight line (the x-axis). The graph in the figure (Figure 1) shows this animal's velocity as a function of time. During the first 12.0 , find the total distance moved

    asked by Aj on October 9, 2012
  20. Mah 157 check answer

    Each letter of the alphabet is written ona separate piece of paper and placed ina box. FInd the probability of now drawing a vowel (a, e, i, o, u) or a letter in the word segments. is is 16/26 or do I need to break it down more ?

    asked by Christy on January 17, 2010
  21. physicsssss

    3. A 885g mass to a verticle spring of force content 160N/m oscillates with a maximum velocity of .38m/s. Find (a) the period, (b) the amplitude, and (c) the maximum magnitude of acceleration.

    asked by Quita on October 23, 2012
  22. algebra

    Suppose that a box has a base with a width of x, a length of x+3, and a height of 1 inch. It is cut from a square sheet of material with an area of 130 in2. Find the dimensions of the box.

    asked by amanda on April 25, 2014
  23. math

    a rectangle with dimension 30/7 m by 20/7 m is to be completely tiled with identical square tiles with no overlapping or cutting. Find the side length of the largest square tile which will accomplish the task.

    asked by Anonymous on April 1, 2017
  24. Pre-Cal

    Find the standard form of the equation of the ellipse. (Remember center is midpoint between either foci or vertices) (1) 9x^2+4y^2+36x-24y+36=0 (2) Vertices: (0,5)(0,-5) Passes through the point (4,2) Centered at the origin

    asked by Cal on April 19, 2009
  25. physics

    find the thermal stress in a 18 ft long steel beam that embedded in concrete. If the temperature rises by 40 degrees and the beam move a distance of .04 inches on each side. E=30*10^6 psi

    asked by stacey graham on April 17, 2010
  26. Math

    Dan deposited $4000 into an account with 4.8% interest, compounded monthly. Assuming that no withdrawals are made, how much will he have in the account after 9 years? I was just wondering of the formula for this problem, because I am not able to find it in

    asked by Juan on August 11, 2016
  27. statistics

    For these 90 times the mean was 15.60 minutes and the standard deviation s=1.80 minutes. Find the margin of error (round to 2 decimal places) and the 95% confidence interval for Julia’s average running time.

    asked by sue on December 19, 2013
  28. Physics

    At the moment t=0 a particle starts moving along thr x-axis so that its velocity projection varies as vx= 35 cos pi t cm/s, where 't' is expressed in seconds. Find the distance that this particle covers during t = 2.80 s after the start.

    asked by Mike on February 17, 2012
  29. Geometry

    Find the area of the shaded region, if the rectangle has dimensions 8m and 18m and the circle is inscribed in the rectangle. I just need an example on how to solve for this. I'm pretty bad at following without examples and my book doesn't show one.

    asked by Anne on July 14, 2016
  30. math

    water flows out through a circular pipe whose internal diameter is 2 cm at the rate of 6 metres per second into a cylindrical tank. the radius of whose base is 60 cm. find the rise in the level of water in 30 minutes

    asked by arnab on March 1, 2012
  31. Greens Theorem

    Can someone show me step by step how to work this problem out please. Let C be the triangle with vertices (0,0), (1,0), and (1,2). Find the following line integral by two methods, directly and using greens theorem. 2xy^2dx + yx^2dy Thanks!!!

    asked by julia on December 10, 2007
  32. MIT

    A 2kg block on a flat horizontal surface is pulled with a force of 15 N directed 10 degrees above the horizontal. It is found to accelerate at 2m/s^2. Find the coefficient of kinetic friction at the interface?

    asked by Joe Parterner on July 9, 2012
  33. maths

    picture is painted cardboard 50cm long 30cm wide there is a margin 2.5cm along each side .find the total area of margin, class 7 solve measurements

    asked by jagan on March 10, 2018
  34. Science

    Do global positioning systems use elevation on Earths system to find latitude and longitude A. By using signals from a network of satellite B. By using topographic maps C. By using satellite images D. By using photography

    asked by John on May 19, 2017
  35. Physics

    A 200kg wagon is pushed along a horizontal surface at a constant 10m/s when it is released. After rolling a distance of 45m the wagon comes to a complete stop. Find the coefficient of friction.

    asked by Emma on December 4, 2016
  36. Brief Calculus

    Calculate the average rate of change of the given function over the given interval. Where appropriate, specify the units of measurement. f(x) = 1/x;[2, 7] I used the f(b)-f(a)/b-a and I got -.071 and it said I was wrong could you please help me find my

    asked by Jazmin (please help) on January 23, 2012
  37. College math-please help

    find the absolute change between the closing for the Dow Jones ind. average between Jan. 27 - 20,093.78 and Nov. 21 of 23,590.83 round to the hundredths of a point. and round to the nearest 0.01%. thank you.

    asked by JT on November 30, 2017
  38. Calc

    Im not getting these answers at all, please help. Find a formula for the fourth degree polynomial p(x) whose graph is symmetric about the y-axis (meaning it has no odd powers of x), and which has a y-intercept of 0, and global maxima at (4,512) and

    asked by Anonymous on April 7, 2013
  39. chemistry112

    The partial water vapor pressure over the soulution of glucose (C6H12O6) in water is 715 torr at 100 degrees celsius. Find freezing temperature of this solution.

    asked by Dominique on September 7, 2011
  40. calculus

    Find the midpoint of the line segment joining the point P1 and P2. P1= (2,5) P2= (-5,6) The midpoint is ___ Type the order pair, use intergers and simplified fractions for any number in the expression. I need this help ASAP Please!!!

    asked by ladybug on September 12, 2012
  41. matn

    need help with word problem? half add it Find a number such that when added to numerator and denominator of 2/11 yields a fraction equivalent to 1/2? thanks for any help (x+2)/(x+11) = 1/2 x is the number you want. Now do the algebra. I will be happy to

    asked by vince on March 8, 2007
  42. Physics

    A robot probe drops a camera off the rim of a 105.0 m high cliff on Mars, where the free-fall acceleration is -3.70 m/s2. Find the velocity in m/s with which the camera hits the ground.

    asked by Asia on November 13, 2012
  43. MATHS

    Critical help please. Level 3 maths algebraic methods is really hard. Q) Two functions f and g are defined by f:x (arrow) x^2 + 3 g:x (arrow) 2x+1 Find a) the function fg b) solve the equation f(x)=12g^-1(x) I need to show my working out, please help

    asked by CHLOE on December 19, 2012
  44. physics

    "Only two forces act on an object (mass = 3.90 kg), as in the drawing. (F = 76.0 N.) Find the magnitude and direction (relative to the x axis) of the acceleration of the object. " (The angle is 45 degrees and the horizontal force is 40N)

    asked by Allie on April 20, 2012
  45. pre calculus

    Forces with magnitudes of 250 pounds and 130pounds act on an object at angles 45degrees and -60degrees respectively with the positive axis. Find the direction and magnitude of the resultant of these forces.

    asked by Anonymous on November 26, 2016
  46. Microeconomics

    What does the U.S. government hope to achieve through the use of its antitrust policy? How does international competition affect domestic antirust policy? If could help me find a web site that tells me in simple terms.

    asked by Susan on June 5, 2009
  47. Calculus

    Here's one more that I do not understand A company estimates that the cost ($) of producing x units of a certain product is given by: C= 800 + .04x + .0002x^2 Find the production level that minimizes the average cost per unit. Thank you so much

    asked by Jane on March 30, 2009
  48. Algebra

    Find the possible values of a, if the distance between the points is 5, and the coordinates are (1,1) and (4,a) I'm not quite sure how to do this one.. I've tried the distance and midpoint formula, but I'm confused. I don't what to do with the (a-1)^2

    asked by Lyn on June 20, 2011
  49. math

    a rectangular lawn 80*60m has two roads each 10m wide running in the middle of it,one parallel to the length and the other parallel to the breadth.find the cost of graveling them at ₹1.20 per square metre

    asked by Anonymous on December 14, 2017
  50. trigonometry

    How to solve a vertical pole 8 feet tall cast a shadow 5 feet long on level ground.find the angle which the rays of the sun makes with the horizontal.

    asked by cyjel on April 4, 2017
  51. urgent calculus

    The position of a particle moving in a straight line is given by s(t) = 2sint - cost , from 0 to 2 pi where s is the displacement in metres and t is the time in seconds. Find the absolute max and absolute min displacements.

    asked by Anonymous on April 12, 2010
  52. Calculus

    Find the area of the shaded region given two points and the function y=cosx. Here's a figure (page 4 figure 7) math.upenn.edu/~deturck/m103/rogawski/chap6odd.pdf

    asked by Nickie on May 2, 2011
  53. Technology

    For my final exam I must build a paper tower that stands at least 60+ inches. These are what I can use. -One sheet of paper (8.5x11) -Two feet of tape -Pencil -Ruler I can't seem to find the correct way to do this anywhere on the internet, so can I get

    asked by Jacob on January 9, 2009
  54. Math Business

    Janet got 671.50 in cash as the proceeds form a loan of $680. The discount rate was 10% simple interest. Find the discount period. I got 118.5 months but am not sure if I did it correctly.

    asked by Scott on January 19, 2010
  55. Math

    Find the adjusted balance due at maturity for a 90 day note of $15000 at 13.7% ordinary interest if a partial payment of $4000 is made on the 60th day of the loan.

    asked by Greg on January 27, 2015
  56. math

    The minimum daily values (MDVs) for certain foods are given. They are based on a 2000 calorie per day diet. Find decimal and fractional notation for the percent notation on each sentence. a)

    asked by carol on March 8, 2007
  57. A.p.

    Sri Ram paid ₨. 200 for a machine. At the end of 7th year it was valued at ₨.95. Assuming the yearly depreciation a constant amount. Find the annual depreciation.

    asked by warnar on December 24, 2016
  58. Geometry

    A 40lb child is sitting at A(2,3) and a 30lb child is at B(12,7) where units are feet. Find the point P between A and B which could be used as the fulcrum of a teeterboard putting the two children in equilibrium(Hint:40AP=30PB)

    asked by Vince on July 31, 2016
  59. physics

    Find the strain and stress on a 1.5 inch diameter cylinder which is subjected to a load of 7.8 tons and measures 11.92 inches instead of the original 12 inch length. What is the Modulus of Elasticity for the material?

    asked by stacey graham on April 16, 2010
  60. physics

    A person kicks a rock off a cliff horizontally with a speed of 20 m/s. It takes 7.0 seconds to hit the ground, find: a) height of the cliff b) final vertical velocity c) range

    asked by ernest on March 5, 2017
  61. physics

    find the thermal stress in a 18 ft long steel beam that embedded in concrete. If the temperature rises by 40 degrees and the beam move a distance of .04 inches on each side. E=30*10^6 psi

    asked by stacey graham on April 16, 2010
  62. 11th grade

    In the Bohr model of the hydrogen atom, the speed of the electron is approximately 2.17 x 10^6 m/s. find the central force acting on the electron as it revolves in a circular orbit of radius 5.42 x 10^-11m.

    asked by Julia on December 5, 2010
  63. English 12

    how could i make these two sentences better. In the south pacific mountaintops there is vast number of forests. Hunters from this mountaintop civilization find it extremely difficult to hunt with the burden of the forests.

    asked by Pria on February 8, 2012
  64. college physics

    The speed (v) of an ocean wave depends on its wavelength ë (measured in m/s) and the gravitational field strength g (measured in m/s62) according to the formula v = Këˣgʸ where K is a dimensionless constant. Find the value of the exponent x and y.

    asked by Mandy on January 19, 2010
  65. Math: Calculus

    You are given the four points in the plane A = (5,-6), B = (9,1), C = (14,-6), and D = (19,2). The graph of the function f(x) consists of the three line segments AB, BC and CD. Find the integral f(x)dx from 5 to 19 by interpreting the integral in terms of

    asked by REALLY NEED HELP!!!! on November 17, 2010
  66. physics

    The speed (v) of an ocean wave depends on its wavelength ë (measured in m/s) and the gravitational field strength g (measured in m/s62) according to the formula v = Këˣgʸ where K is a dimensionless constant. Find the value of the exponent x and y.

    asked by Mandy on January 19, 2010
  67. Finance

    A company issues a 6-year bond with a face value of 5,000 and semi-annual coupons payments of $275. Find the yield rate if the price of the bond is 6,500.

    asked by Kim on November 28, 2010
  68. Calculus

    Given the function 6x+3y=18, find the area under the curve from x=0 to x=3 using 3 strips of equal length using the right end points. I was working on this and so I made the equation equal to Y=mx+b form so it ends up being Y=-2x+6, and now I am completely

    asked by Maya on June 17, 2016
  69. math

    find the adjusted balance due at maturaty for 90 day note of $12,000 at 13.1% ordinary interest if a partial payment of $60,000is made o\n the 60th day of the loan

    asked by A on May 16, 2015
  70. physics

    Two pellets, each with a charge of 0.80 microcoulomb (8.0×10−7 C), are located 4.0 cm (4.0×10−2 m) apart. Find the electric force between them, which I solved for 3.6 N. I am stuck on the next part: What would be the mass of an object that would

    asked by Christy on April 17, 2012
  71. History

    Explain how attacks by abolitionists strengthened sectionalism in the south. Provide Support. All I need is the main idea. If you could just provide a sentence or two about this, or just help me find what I'm looking for by linking an article or something,

    asked by ? on February 9, 2016
  72. math

    A store borrowed money to buy some furniture. The store paid back a total of $150,000 on a 6 month loan at 12%. Find the principal $150000 / (1+0.12*0.5) = $141509.43

    asked by coop on April 2, 2016
  73. physics

    A 1000kg automobile is moving along a straight highway at 10m/s. another car with mass 2000kg and moving with a velocity in the same direction 20m/s at 30m ahead of the first. find the momentum

    asked by Anonymous on November 5, 2011
  74. physics

    A string of 8 christmas tree lights connected in series to a 120v source draws a current of 0.75A.can any one show me how to find the resistance of each lights and potential differnces.

    asked by Alemu on January 4, 2010
  75. finite math

    A young couple saves for a down payment on a house by depositing $100 each month into an annuity that pays a 4.8% annual rate. Find the amount in the annuity at the end of 2 years.

    asked by j on March 27, 2015
  76. Physics

    A 2569 kg van runs into the back of a 827 kg compact car at rest. They move off together at 8.5 m/s. Assuming the friction with the road can be negligible, find the initial speed of the van.

    asked by Anonymous on December 2, 2008
  77. STATISTICS

    A random sample of stock prices per share (in dollars) is shown. Find the 90% confidence interval for the variance and standard deviation for the prices. Assume the variable is normally distributed.

    asked by Paula on April 19, 2013
  78. algebra

    find the length x in the figure a shape like a shoe with x on top, 10 cm to the height, 6cm on the lace shoes and x in the front shoes.the area of the shaded region is given 144 cm square.

    asked by lan on November 8, 2011
  79. Statistics

    A box contains twelve candies, five reds, four greens, and three blues. You select one piece at random, then replace it, then you select another. If P(BG) is the probability of selecting a blue first and a green second, find the following probabilities. a.

    asked by Keonn'a on October 13, 2018
  80. Math

    Mr. Smith bought shoes for $ 120 and a suit for $ 340. Find the total cost including tax if the tax rate is 5.5%. (a)$485.30 (b)$48.53 (c)$ 358.70 (d)$460 (e)$406

    asked by Pete on September 15, 2011
  81. Maths

    The radii of three concentric circles are 2cm, 3cm and 4cm Find the ratio of the shaded areas A (the second circle from the inside) and B(the outer circle) (Hint: don't substitute for pi)

    asked by Math's Noob on January 8, 2012
  82. l;k

    Write a program that asks the user to enter the student’s name (first and last), and his/her first exam grade of three students, and then display them in a neat format. After that the program will find the average of the three grades, and print it

    asked by ayham on October 24, 2011
  83. internet help

    after the constitution gave congress to collect taxes and regulate trade, what happened next. what were the positive things that happened because of that. i can't find that anymore Please amplify your question. It makes no sense to me.

    asked by Anonymous on August 12, 2006
  84. bio

    for a fetal pig why is it difficult to find the urinary bladder by describing the specific location ? what structures in the umbilical cord remove waste materials from a fetal mammal?

    asked by Annie on January 22, 2012
  85. GGIS

    A vertical radio mast is supported by wires attached to its top and to points on the level ground 9m from its base. If each wire is 31m long m, find the height of the mast.

    asked by damilola on October 17, 2015
  86. possible functions

    How to find all possible functions of f with a given derivative. 1. f'(x) = 2 2. f'(x) = sinx Integrate each function. Remember that there can be an arbitrarcontant C added to each integral. 1. f(x) = x + C 2. f(x) = -cos x + C We haven't learned

    asked by Jen on October 29, 2006
  87. statistics

    an experiment consists of 4 tosses of a coin.denoting the outcomes HHTH,THTT,..and assuming that all 16 outcomes are equally likely, find the probability distribution for the total number of heads.

    asked by ali on November 21, 2010
  88. Math

    32,48,72,108...Arithmetic or geometric I think it is arithmetic Then Find common difference or ratio multiple of 12? What are the next 3 terms 120,132,144 What is the "zero" term 12 not sure what this means though What is the equation? 12n * n

    asked by Tyler on February 9, 2016
  89. calculus

    A cable that weighs 6 lb/ft is used to lift 750 lb of coal up a mine shaft 500 ft deep. Find the work done. Show how to approximate the required work by a Riemann sum.

    asked by megan on March 15, 2017
  90. math

    You are given the four points in the plane a=(-2,2), b=(1,-3), c=(3,6), and d=(7,-3). The graph of the function consists of the three line segments AB, BC and CD. Find the integral by interpreting the integral in terms of sums and/or differences of areas

    asked by jen on January 12, 2010
  91. Algebra

    convert english measurements to metrics L 134 in W 124 in H 92 in I took these three and multiplied them by 2.54cm I got 889cm. I need to find the volume in cubic centimeters. If each dimension (L,W,H) is doubled, what happens to the volume of the room?

    asked by Jackie on June 27, 2012
  92. Chem - Titration

    A 100.0-mL aliquot of 0.100 M diprotic acid H2A (pK1 = 4.00, pK2 = 8.00) was titrated with 1.00 m NaOH. Find the pH at the following volumes of base added and make a graph of pH versus Vb: Vb = 0, 1, 5, 9, 10, 11, 15, 19, 20, and 22 mL

    asked by Meg on January 23, 2012
  93. english

    where is the thesis sentence in This question expresses a commonly held(by women)negative sterotype about guys of the male gender, which is they cannot find things around thehouse, especially things in the kitchen.

    asked by regina on May 7, 2011
  94. Chemistry

    A weak acid HA (pka=6.00) was titrated with 1.00M NaOh. The acid solution had a volume of 100ml and a concentration of .100M. Find the pH at the following volumes of added base. Vb=20ml

    asked by Layla on April 25, 2016
  95. Physics

    An elevator has a combined mass of 1700kg. Find the tension of the supporting cable when the elevator, originally moving downward at 13 m/s, is brought to rest with constant acceleration in a distance of 44 m.

    asked by Taylor on October 5, 2013
  96. Math

    The table shows the results of spinning a four-colored spinner 50 times. Find the experimental probability and express it as a decimal. P(not blue) = ? (Red) (Blue) (Green) (Yellow) 20 10 9 11 A. 0.1 B. 0.4 C. 0.8 D. 0.2

    asked by Kpop on May 30, 2018
  97. calculus

    F(x)=e^(-3x/2) Let R be the region between the graph of f and the x-axis on the interval 0 to 1 . Find the volume V of the solid of revolution generated by revolving R about the x-axis. Give both exact (symbolic) and approximate (numeric) answers.

    asked by Dylan on November 28, 2011
  98. Physics

    Find the location of the center of mass for a one-dimensional rod of length L and of linear density ë(x) = cx, where c is a constant. (Hint: You will need to calculate the mass in terms of c and L. Use any variable or symbol stated above as necessary.) X

    asked by mymi on October 11, 2011
  99. physics

    "Only two forces act on an object (mass = 3.90 kg), as in the drawing. (F = 76.0 N.) Find the magnitude and direction (relative to the x axis) of the acceleration of the object. " (The angle is 45 degrees and the horizontal force is 40N)

    asked by Allie on April 20, 2012
  100. Calculus

    A bowl is created with circular cross sections so that its radius (in cm) is a function of height (in cm) according to the equation r=4sqrt(h+1). Find the volume of soup that fills the bowl if the bow is 2 cm high.

    asked by Sara on March 15, 2017

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