1. Inverse of log function

    Find the inverse of f(x) = log(2+x) - 4 the base is "a" Call f(x) y y = loga(2+x) -4 y+4 = loga(2+x) a^(y+4) = 2 + x x = a^(y+4) - 2 drwls, you have merely solved the equation for x. The question was to find the "inverse", so the actual answer should be y

    asked by Jen on March 1, 2007
  2. chemistry

    Im really confused....Im being asked to find the highest pH of HI, KOH and HNO3 all with a concentration of 0.10M. I understand HOW to find it: ph=-log[concentration of H]....but wouldn't that technically mean the pH of HI and HNO3 are the same?!

    asked by Anonymous on October 3, 2011
  3. Calc 1

    The acceleration function (in m/s^2) and the initial velocity are given for a particle moving along a line. a(t) = t + 6, v(0) = 4, 0 ≤ t ≤ 11 (a) Find the velocity at time t. (b) Find the distance traveled during the given time interval

    asked by TayB on May 15, 2015
  4. math, slope

    how to find average slope: you are given points of: (0,0) (20,.166) (40,.181) (60,.194) (80,.204) (100,.210) (120,.214) how do i find average slope of all of these?

    asked by Anonymous on October 5, 2009
  5. Algebra

    Find three ordered pairs (a,b) that satisfy the equation 3a - 5b = 9. So far, I got (3,0). I'm having trouble finding others. Does anyone have suggestions on other easy ways to find ordered pairs besides guess-and-check? Thank you!

    asked by Cassie on February 27, 2009
  6. Math (calculus)

    Prof gave us this question to practice but I do not know how to solve it. If you know please provide step by step with the answer so I can understand it. Thank you very much :) Suppose a rocket is launched from the ground with 10 seconds worth of fuel. The

    asked by Anonymous on November 16, 2014
  7. Math

    I've got quite a few problems. Please answer any of them in whole or in part. Thank you in advance. (For the record, you're not doing my homework; you're helping me understand it. These problems were not assigned.) (1). Determine the discontinuities and

    asked by Mark on March 3, 2009
  8. math

    Find the area of the partial circle, use 22/7 for pi. 1.) radius = 27 cm find the area of 1/5 of the circle 2.) diameter = 29 ft find the area of 1/3 of the circle. Help!! Please!! Thanks!! :D

    asked by Ele on April 26, 2012
  9. Physics

    A ball rolls down a ramp that's set on a table, and from there falls off the table. The height of the ramp, length of the ramp, and height from the table are known, and the task is to find the horizontal displacement. One can use mgh = 1/2mv^2 + 1/2kmv^2

    asked by Mary on March 9, 2018
  10. Physics

    A ball rolls down a ramp that's set on a table, and from there falls off the table. The height of the ramp, length of the ramp, and height from the table are known, and the task is to find the horizontal displacement. One can use mgh = 1/2mv^2 + 1/2kmv^2

    asked by Mary on March 10, 2018
  11. maths

    Im confused can any1 help me on this question ?? or try and put me on the right track? (a) A circle has radius 2cm (in that circle there is an triangle AOB) and the chord AB has length 3cm. AO is 2cm and BO is 2cm. O is the centre of the circle. (b)

    asked by hi on September 25, 2007
  12. Calc I

    if f(t)=sqrt(4t+1) find f''(2) I got the first derivative to be: 1/2(4t-1)^-1/2 * 4t^3 and i'm trying to figure out if i need the product rule again to find the second derivative -1t^3(4t-1)^-3/2 * 4t^3 The answer if -4/27 and I'm not sure how to get that

    asked by Brian on December 7, 2014
  13. Statistics

    A set of 50 data values has a mean of 35 and a variance of 25. I. Find the standard score (z) for a data value = 26. II. Find the probability of a data value > 26.

    asked by don on October 17, 2011
  14. geography

    I am trying to find this: how do we find the country's rank population such as upper class, lower class, and middle class?

    asked by Jud on February 28, 2008
  15. geometry

    in triangle GHJ, k(2,3) is the midpoint of GH, l(4,1) is the midpoint of HJ and m(6,2) is the midpoint of GJ. Find the coordinates of G,H and J. can you please show me how to find this? i don't really understand how it would be done. thank you.

    asked by maria on November 2, 2010
  16. Math

    An object moves along the path x^2 - y^2 = 5. At the point (-3, 2),dx/dt = -4. Find dy/dt at that same point. I understand that dy/dt of the function is y' = x/y but I am not sure how to find it at that specific point. Could you please help? Thank you!

    asked by Jessica on June 18, 2016
  17. Algebra 2

    I need help, and I can't find the answer. Can you explain how to do this please? I don't want the answer only, I need to know the answer, and how to find it. Thank you!! 9. What is the equation of the absolute value function? (1 point) y = 6|x + 2| –2 y

    asked by Jenn on September 25, 2012
  18. Chemistry

    How would i find the hybridization of the central atom in NO3^- and CH2Br2? Also, in general how would I find the hybridization of something, and what is hybridization (I'm very lost)?

    asked by Sarah on December 8, 2009
  19. Homework Help

    A set of 50 data values has a mean of 48 and a variance of 9. I. Find the standard score (z) for a data value = 43. II. Find the probability of a data value < 43.

    asked by Huffette on December 2, 2012
  20. MATH

    A set of 50 data values has a mean of 18 and a variance of 4. I. Find the standard score (z) for a data value = 20. II. Find the probability of a data value < 20.

    asked by Jen on October 30, 2011
  21. Math

    Find x in triangle Exterior is 120 degrees and 20 degrees Find interior x 180 degrees total

    asked by Chris on February 4, 2013
  22. algebra 2

    The larger of two numbers in 8 times the smaller. The difference between them is 42. Find the numbers. Write the equations. Find the numbers

    asked by lea on March 14, 2012
  23. Composition of Functions

    1. Find (f·g)(x) where f(x) = 1/x²+3 and g(x) = √x-2. a) (f·g)(x) = 1/x-2 b) (f·g)(x) = 1/√x-2 +3 c) (f·g)(x) = √-2x²-5/x²+3 2. Find (g·f)(x) where f(x) = x²-2 and g(x) = 5x-8. a) (g·f)(x) = 5x²-18 b) (g·f)(x) = 5x²-4 c) (g·f)(x) =

    asked by STUDENT on November 9, 2016
  24. Biology

    Consider the following 45 base-pair (bp) DNA sequence: 1 10 20 30 40 | . | . | . | . | . 5’-CGCACCTGTGTTGATCACCTAGCCGATCCACGGTGGATCCAAGGC-3’ ||||||||||||||||||||||||||||||||||||||||||||| 3’-GCGTGGACACAACTAGTGGATCGGCTAGGTGCCACCTAGGTTCCG-5’ Tip: If

    asked by Jenna on August 4, 2014
  25. application of differential equation

    somebody please help me find the solution totally lost.... An object of mass 100g is thrown vertically upward from a point 60cm above the earths surface with an initial velocity of 150cm/sec. It rises briefly and then falls vertically to the earth, all of

    asked by maria on March 21, 2015
  26. Trig

    1)y=1-tan(3pi-2x) Find period and phase shift 2)y=-sin(5x+3) Find amplitude,period,and phase shift 3)y=1-sin(3pi-2x)Find amplitude,period,and phase shift 4)y=2csc(2x-1)Find period and phase shift 5)Given the graph of y = sin (x), what transformation can be

    asked by Lauren on April 1, 2012
  27. CHEMISTRY!! NEED IMMEDIATE HELP PLEASE!!!

    a. Calculate the delta H, delta G, and equilibrium constant for the reaction of methane with Cl2 to give CH3Cl and HCl. Use the following information for your calculations: Bond Dissociation Energies: CH3-H (104.8kcal/mol), Cl-Cl(59.0 kcal/mol),

    asked by Natasha on October 30, 2011
  28. math

    Sketch f (x) = x + cos x on [-2pie,2pie ]. Find any local extrema, inflection points, or asymptotes. And find the absolute maximum and absolute minimum values of f on the given interval. i cant seem to figure out how to solve this

    asked by rudy on May 15, 2008
  29. Chemistry

    4. Suppose there are 72.0 g of O2 available, along with the 8.08 grams of H2. Use ratios of stoichiometric coefficients to find the limiting reagent for the reaction. Then, find the theoretical yield in both moles and grams. 2H2 + 1O2 à 2H2O I got 2.25

    asked by Feather on September 13, 2014
  30. math

    The names and ages for each person in a family of five follow: Name Dick Jane Kirk Jean Scott Age 40 36 8 6 2 a. What is the mean age? b. Find the mean of the ages 5 yr from now. c. Find the mean 10 yr from now. d. Describe the relationships among the

    asked by Diana on January 5, 2011
  31. math

    A pulley with a radius of 8 inches rotates three times every five seconds. Find the angular velocity of the pulley in radians/sec (round to the nearest hundredth). Find the linear velocity to the nearst ft/hr.

    asked by Anonymous on August 13, 2012
  32. math axis of symmety

    What is the equation of the axis of symmetry of the graph with the order pairs of (-2,0) and (6,0). How would I do this since? I thought perhaps I could do -2+__=6 which would be 8 then 8/2 =4 so x=4 my brother says I'm suppose to do 6-2=4/2=2 so x=2 who's

    asked by carrie on October 23, 2010
  33. calculus

    the line y=x-c touches the ellipse 9x^2 + 16y^2 = 144. Find the value of c and the coordinate of the point of contact. a parallelogram is defined by two sets of tangents to the curve x^2 - 4y^2 = 9. The gradients of the tangents are 1 and -1. Find the area

    asked by Kelly on June 28, 2008
  34. Physics

    A balloon of negligible mass is filled with helium gas (p=0.179 kg/m^3) until its volume is just large enough to lift a 25.0 kg load. (a) Find this volume. (b) Find the buoyant force exerted by air (p=1.29 kg/m^3) on the balloon.

    asked by Lashawn on April 24, 2013
  35. Algebra I

    Write an equation based on the given facts and find the solution. Show all your work, including the steps for solving the equation and checking your answer. –2 times a number plus 12 is –110. Find the number.

    asked by Kasey on May 31, 2012
  36. math

    5.is 3.671 less than 3.67 yes 6.A triangle has a base of 13 feet and an altitude of 7 feet. Find its area. 45.5 7.find the best buy on cashews a.12oz for $5.39 b.1lb4oz for $7.39 c.10oz for $4.89 d.1lb for $6.39 A. 12oz for $5.39 8.8gal7qt+3gal2qt= 6gal1qt

    asked by deedee on October 22, 2008
  37. psy 220

    HELP going through home CRISIS Find a peer reviewed article which discusses the effects of optimism on physical and psychological health. (You may need to find two articles in order to cover both the physical and the psychological areas).

    asked by Love on April 10, 2011
  38. Calculus

    Find the volume of the solid whose base is the circle x^2+y^2=64 and the cross sections perpendicular to the x-axis are triangles whose height and base are equal. Find the area of the vertical cross section A at the level x=7.

    asked by Steve on March 4, 2017
  39. Calculus

    find the intervals on which f(x) is increasing and decreasing along with the local extrema. f(x)=x^4 + 18x^2 I took the derivative and got: f'(x)= 4x^3 + 36x When I set this to zero, I get the imaginary number 3i. I can't get test values for an imaginary

    asked by Leah on November 3, 2014
  40. Physics

    A ball is thrown at 41° below the horizontal from a rooftop of height 65 m. It lands 2 s later. Find: Find: a) its initial speed b) the point of impact with the ground; m from the base of the building c) the angle at which it hits the ground. ° below the

    asked by Vivian on September 28, 2014
  41. math

    Two cards are selected at random without replacement from a well-shuffled deck of 52 playing cards. Find the probability of the given event. (Round your answer to three decimal places.) find the probability that A pair is not drawn.

    asked by Rico on November 8, 2011
  42. AP Calculus

    Let R be the first quadrant region enclosed by the graph of y= 2e^-x and the line x=k. a) Find the area of R in terms of k. b) Find the volume of the solid generated when R is rotated about the x-axis in terms of k. c) What is the volume in part (b) as k

    asked by some kid on April 12, 2009
  43. itt

    f(x)=-3x2-12x-5 find x intercepts a. analyze the multiplicity at each intercept (where it crossed/touches the axis) determine the number of turning points find four more points to graph graph the parabola

    asked by shan on March 4, 2015
  44. Math help please

    If x and y are in the interval (0,π/12) and sin x = 3/5 and cos y = 12/13, evaluate: sin (x-y) I started by trying to find the value of x and y and i got 0.645 and 0.394. And I substituted the values in and got 0.2461 etc. But the answer at the back of

    asked by Anonymous on November 25, 2007
  45. Math - please help

    If x and y are in the interval (0,π/12) and sin x = 3/5 and cos y = 12/13, evaluate: sin (x-y) I started by trying to find the value of x and y and i got 0.645 and 0.394. And I substituted the values in and got 0.2461 etc. But the answer at the back of

    asked by Anonymous on November 25, 2007
  46. statistics

    A jar contains 2 pennies, 6 nickels and 4 dimes. A child selects 2 coins at random without replacement from the jar. Let X represent the amount in cents of the selected coins. a. Find the probability X = 11. b. Find the expected value of X

    asked by Karen on April 13, 2019
  47. Calculus

    Find the volume of the solid whose base is the circle x^2+y^2=25 and the cross sections perpendicular to the x-axis are triangles whose height and base are equal. Find the area of the vertical cross section A at the level x=1.

    asked by Mwe on February 7, 2015
  48. Chemistry

    Use activity coefficients to find the concentration of hydrogen ions in a solution of 65.0 mM butanoic acid and 0.01 M NaCl. The ionization constant of butanoic acid is Ka = 1.52 × 10-5. Take the size of C3H7COO– to be 500 pm. Find [H+], pH, and alpha.

    asked by Jessica on March 12, 2013
  49. Geomtric Series

    The midpoints of the sides of a series of a square of side 1 are joined to form a new sqaure. This procedure is repeated for each new square. a) find the sum of the areas all the squares b) find the sum of the perimeters of all the aquares

    asked by Janet on March 18, 2009
  50. Math math

    the arch of a concrete bridge is a semi ellipse having a span of 60 ft and a central height of 20 ft. if the roadway is 25 ft above the base. find at 10 ft intervals the distance from the arch to the roadway. ( im completely lost which to solve/find)

    asked by Muhaymin on February 3, 2016
  51. Physics

    A disk in your computer spins at 5400 rpm. If this disk turns through 12 revolutions before coming to stop, find the disks angular velocity acceleration. Also find the time it takes to stop.

    asked by Kayla on June 12, 2013
  52. geometry

    Hi I really need help. I am extremley behind with some course homework for my summer courses. If someone got give the answers to the one's below, it would be greatly appreciated. Thank you so much. 1) Point G is the centroid AG = 18 AE =? 2)Given the

    asked by please please please I really need help on July 7, 2018
  53. Geometry

    HOW DO YOU FIND THE HEIGHT OF A TRIANGLE??????! I am taking my SAT tomorrow morning, and i am freaking out because i haven't taken geometry for 5 years and i can't even remember how to find the height of a simple triangle! You have no idea how stressed out

    asked by Alexa on October 8, 2010
  54. PHYSICS

    A 0.181 kg mass is attached to a spring and executes simple harmonic motion with a pe-riod of 0.21 s. The total energy of the system is 1.2 J. Find the force constant of the spring. b) Find the amplitude of the motion.

    asked by JACK on November 20, 2010
  55. Algebra 2

    Can you help me set these up? 1.When 0.5cm was planed off each of the six faces of a wooden cube, its volume decreased by 169cm^3. Find its new volume. 2. The width, length, and diagonal of a rectangle are consecutive even integers. Find the integers

    asked by Jessica on September 16, 2010
  56. Science

    a body of mass 5 kg is thrown vertically upwards with a speed of 10m/s what is its k.e. when it is thrown find its potential energy when it reaches at highest poiint also find maximum height attained by the body?

    asked by Sharma on February 25, 2012
  57. English

    I have this question on my homework to find six pieces of figurative language and six pieces of symbolism for the book The Barcode Tattoo by Suzanne Weyn. I could only find two though- the barcode and the Whiteface Mountain. Please help. Your help is very

    asked by Allie on December 10, 2014
  58. intro to physics

    I was wondering if you guys can help me with this question An airplance is traveling 835 km/h in a direction 41.5 degrees west of north. part a) find the component of the velocity in the northerly direction part b) find the same but in the westerly

    asked by emilia on April 21, 2012
  59. Physics

    Two blocks (on top of one another), each of mass m = 2.4 kg, are pushed along the horizontal surface of a table by a horizontal force of magnitude 6.8 N, directed to the right. The blocks move together to the right at constant velocity. (a) Find the

    asked by Kellie on September 27, 2011
  60. Math

    How do you find the point of intersection(s) for x = 2y2 + 3y + 1 and 2x + 3y2 = 0 A) You cannot find points of intersections for non-functions. B) Plug in 0 for x into both equations and solve for y. Then plug that answer back into the other equation to

    asked by Asia Powell on February 9, 2016
  61. MATH

    Please help me with these problems. Work and answer is appreciated! :) thanks. 1. Find on the interval theta is greater than or equal to 0 and less than 2pi; then find the general solution: 5tantheta+1=-2.89 16cos^2theta-6=3 6sin^2theta+sintheta=2

    asked by gf on November 7, 2007
  62. health

    i am doing a health project on contraceptives. where can i find the history of Lea's shield and Essure. They are both fairly new products and I could find nothing on wikipedia or anything. Also, where could I find stats on the use or non-use of

    asked by maurice on June 3, 2007
  63. GEOMETRY CIRCLE

    1.An isosceles triangle with each leg measuring 13 cm is inscribed in a circle . if the altitude to the base is 12 cm find the radius of the circle 2. Circles a and b are tangent at point c. p is on circle a and q is on circle b such that pq is tangent to

    asked by BARBIE LEE on December 8, 2013
  64. GEOMETRY CIRCLES PLEASE

    HELP ME PLEASE. 1.An isosceles triangle with each leg measuring 13 cm is inscribed in a circle . if the altitude to the base is 12 cm find the radius of the circle 2. Circles a and b are tangent at point c. p is on circle a and q is on circle b such that

    asked by BARBIE LEE on December 8, 2013
  65. Investments Analysis

    Can anyone help with ANY of these? Any good starting points would be great! Alpha (STI) 0.90 2008 Return(STI) 15% Beta(STI) 1.20 2008 Return(INX) 10% R_squared 36% Risk Free Rate 4% Variance(STI) .1296 b. What is the relative volatility (variability) of

    asked by James on March 6, 2010
  66. Pre-cal

    1) Find two values of Q that satisfy the equation. Give your answer is degrees and radians. Do not use a calculator. a) sec Q = 2 -pi/3 and 60 degrees Is this correct? b) sec Q = -2 This one I do not know how to find.

    asked by Hannah on February 10, 2010
  67. More math linear equation help?

    I'm looking at this graph where I see a line AB with the points (-2,2) and (2,8). Then I have to do the following: a) Find the length of AB b) Find the midpoint of AB c) Write an equation for the line going through AB I don't understand how to do part a

    asked by Lily on May 31, 2013
  68. maths

    1. if y=mx+1, -mx+y=1, 3x+4y=9 find out the value of m. 2. sum of 2 digits is 9. the digit obtained by7 increasing digit in ten's place by unity is one ninth of the no.obtained. find the no.

    asked by sonia on June 3, 2010
  69. Math

    1) Find two values of Q that satisfy the equation. Give your answer is degrees and radians. Do not use a calculator. a) sec Q = 2 -pi/3 and 60 degrees Is this correct? b) sec Q = -2 This one I do not know how to find.

    asked by Hannah on February 10, 2010
  70. Math

    Suppose a random variable X has a uniform distribution over the interval [-10,10]. • Find the probability that X lies between -2 and 6? • Find the probability that X2 lies between 9 and 64? (Note X2 is the square of X.)

    asked by Steven on November 13, 2013
  71. alg 1

    Find the percent error in calculating the volume of the prism. V=(bw)(h) v=11 x 8 (7) V=616 my choices were: 19% 10% 119% 83% I'm not sure what it means to find the percent error. Please explain. Thanks.

    asked by Jane on April 16, 2013
  72. Physics review

    So I've already found/ was given the radius, hanging mass, and acceleration for three objects but I need to find the moment of inertia using all those three. What equation do I use or how do I incorporate all of them to find the moment of inertia?

    asked by hayley on July 12, 2012
  73. reiny steve reiny damon!!! Damon help maths

    If P(x) and Q(x) have a common factor (x- h),prove that (x-h) is also a factor of P(x)- Q (x).find the possible common factors when P (x)=ax^3 + x^2 - 15x - 18 and Q(x)= ax^3 - 14x - 12.also find the corresponding value of a. Plz show me step of work

    asked by youri on April 18, 2017
  74. Math

    cos x = -0.6 , 0

    asked by Lester on November 7, 2014
  75. Math

    a) Find the values of x and y so that the ordered data below has a median of 31 and a mean of 31.25. 13, 17, 25, 27, 28, x, 32, 36, 37, 40, y, 47 b) The numbers below have been written in ascending order. Find the values of a, b, c and d if the mode is 15,

    asked by Anonymous on July 22, 2016
  76. geometry

    The diagonal of a rectangle is 25 meters long makes an angle of 36 ° with one of the rectangle. Find the area and the perimeter of the parallelogram. how to find the b to arrive to the area?

    asked by jaime on March 2, 2017
  77. Math

    I need help with a few problems. Please help. Perform the indicated operation. -13 - (-22) _______________ -11 - (-11) A)9/22 B) 450 C)-13/-11 D)Undefined Multiply (4)(–5)(10). Find the reciprocal of (-1/5) (15) Find the receiprocal of (-1/3)(9/2)(6)

    asked by Sadie on February 22, 2009
  78. Algebra

    A = P(1 + rt) is used to find the principal amount P deposited, earning r% interest, for t years. Use this to find what principal amount P David invested at a 5% rate for 12 yr if A = 7,000.

    asked by Lucy on February 7, 2019
  79. Algebra2

    A sound wave is modeled with the equation y = 1/4 cos 2pi/3 θ. a. Find the period. Explain your method. b. Find the amplitude. Explain your method.

    asked by Steve on May 1, 2017
  80. Algebra

    A rhombus ABCD has opposite vertices at A(-3,2) and C(9,-2). Find the equations of its diagonals. One of the other vertices is B(4,3). Find the fourth vertex D Equation of AC Equation of BD Coordinates of D

    asked by Veronica on December 13, 2016
  81. math

    Find the equation of the tangent line to y=6^((x^2)-4x+8)) at x=3. I have worked very hard on this problem, but I can not find the right answer.... I keep getting: y=[(ln6)(6^5)(6)]+[7776-[(ln6)(6^5)(6)]]=7776, but it says this is not correct. Please help!

    asked by al on October 9, 2007
  82. math

    a slice of pizza has 290 calories to find out how many write an algebraic expression to find out how many calories there are in a slices of pizza and b stalks of celery

    asked by karla on October 1, 2015
  83. chemistry

    1,2 of carbon combined with 0,1 grams of hydrogen to form a compound . a.FIND THE EMPIRICAL FORMULA OF A COMPOUND b.ITS Mr WAS FOUND TO BE 78 ,FIND THE MOLECULAR FORMULA

    asked by wendy on August 23, 2017
  84. Circle question

    In a circle with radius 20cm, a chord is drawn with length 12 cm. Find the area of the two regions created. Find the perimeter of the two regions created.

    asked by Jennfier on July 31, 2012
  85. math

    how do we find the surface area? top: bottom: right: left: front: back: its still hard when we i find the surface area of a rectanguar prism.

    asked by Celest on April 20, 2012
  86. info again.

    I need the story of a cuban-american that came by boat. I have been searching, I cannot find anything. Please let me know. I am so frustrated. Please help me. If I can find a more detailed story of the korean-american rather than the one that you gave me

    asked by rose -Ms. Sue on June 14, 2008
  87. Statistics

    Suppose a random variable X has a uniform distribution over the interval [-10,10]. • Find the probability that X lies between -2 and 6? • Find the probability that X2 lies between 9 and 64? (Note X2 is the square of X.)

    asked by Steven on November 13, 2013
  88. hce

    i need to find 3 pet peeves and 2 solutions for each. the probelm is that i cant find any wsolutions. ive found so many diffeerent pet peeves but no soltions. PLZ HELP ME:(

    asked by lily on September 15, 2012
  89. Math

    a book cover has the length and width (in inches). top 31-b, bottom 2+a+2b,sides 3a - b and 2+a+2b,find the values of a and b? Find the perimeter of the book cover.

    asked by Joanne on April 10, 2017
  90. statistics

    If Q2 = D5 = Median Which means if the 2nd quartile equals to 5th decile and also the median.. then how do we find out the fourth decile? I mean is there a way to find it out through this? Then what is D4 going to be? I am talking about Deciles here..

    asked by HM on December 3, 2011
  91. calculus

    find the value of m so that the line y = mx divides the region enclosed by y = 2x-x^2 and the x-axis into two regions with equal area i know that the area enclosed by y=2x-x^2 is 4/3 so half of that would be 2/3 however, i have no idea how to find the

    asked by Anonymous on January 6, 2008
  92. Math

    ok 3 questions A. Is a polygon a plane figure (Always,sometimes,never) answer one of three B.find value of x X(squared) +x amd X(squared) + 4 C. Find x. X(squared) + 2x + 40 and x(squared) - x +190 If someone could show me how to do those that would be

    asked by Weston on September 12, 2010
  93. Calculus

    Let f(x)=cosxsqrt(1+sinx). A. Let F(x)=the integral of f(x)dx and F(0)=5/3, find F(pi/2). I got 3.386 with U-substitution B. If G(x)=the integral of f(x)sinxdx and G(0)=1/3, find G(x). I got a reply to this but I did not understand the explanation. How

    asked by Anonymous on February 13, 2015
  94. algebra 2

    the general expression for consecutive multiples of 6 is 6N, 6(N + 1), 6(N +2), etc. find three consecutive multiples of 6 such that 4 times the first exceeds twice the third by 12. Let N be the first, so n+1 is next, etc. 4(6(n+1))-2(6(n+3))=12 so, find

    asked by lana on July 17, 2007
  95. Math

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