Pre- Calculus

21,894 results, page 82
  1. Calculus

    Evaluate limit as x approaches 0 of: csc^2(7x)tan(2x^2)
  2. calculus

    u have 7 different pass codes from a choice of 8 numbers how many possible outcomes are there
  3. calculus

    int_(-2)^2sqrt(4-x^2)text()dx evaluate the integral
  4. calculus

    int_(-2)^2sqrt(4-x^2)text()dx evaluate the integral
  5. calculus

    use substitution to find the indefinite integral (x^3+3x)(x^4+6x^2+8)^9dx
  6. calculus

    an equivalent representation of the definite integral of 3 to 1 2xcos(x^2)dx is
  7. calculus

    use the law of logarithms to expand and simplify. ln(e^x)/(1+e^x) Please help, i have no idea..
  8. Calculus

    Compute the absolute and relative errors in using x to approximate x. x=pi; c=3.18
  9. calculus

    how do you find the absolute maximum of 2x^3+3x^2-12x-7 on interval (-3,0)
  10. calculus

    Cos(pi/12) solve using half angle formula
  11. calculus

    find critical values for the function sqrt x^2+x-20
  12. Calculus

    find the volume OUTSIDE the cylinder x^2+y^2=9 and INSIDE the sphere x^2+y^2+z^2=25
  13. Calculus

    Determine the interior angles of triangle ABC for A(5,1), B(4,-7) and C(-1, -8).
  14. Calculus

    Can you please help me find the x and y intercepts of this equation. How do I solve this? y= x^2 √9-x^2
  15. Calculus

    find the area under the curve y = x^2 + x from the origin to the line x = 3
  16. Calculus

    I think I wrote it wrong earlier it should be Find the derivative y = (3x+2)/(x+1)

  18. Calculus

    Find the Limit lim as t approaches 1 of (t^3+5t^2-13t+7)/(t^3-3t+2)
  19. calculus HS

    Analtical method to evaluate Lim X -> -infinite
  20. Calculus

    For solving initial value problems is there any way to do it without a calculator? For example: f"(x)=12x^2-6x+8, f(-1)=5 f'(-1)=-21
  21. Calculus

    How do I find the normals to the curve xy+ 2x - y = 0 that are parallel to the line 2x + y = 0
  22. Calculus algebra review

    ((1/2+h) -(1/2)) / h found LCD of numerator ((2)-(2+h)/2(2+h))/h is it 1
  23. calculus

    Determine whether the given function is continuous. If it is not, identify where it is discontinuous.
  24. calculus

    Find an equation of the tangent to the curve f(x) = 2x^2 - 2x + 1 that has slope 2.
  25. calculus

    Find the derivative of the function. h(x) = (cos x/ 1+sin x)4
  26. calculus

    find the interval(s) where the following functions are increasing and decreasing. f(x)= x/4 + 4/x
  27. Calculus

    Given m(x)=7/5x2+9-2 what is the domain of m in set notation form?
  28. calculus

    Show that the curve given below has no tangent line with slope m1, where: y = 4 x^3 + 8 x - 6 m1 = 7
  29. calculus

    does the series from n=1 to infinity of 1/arctan(2n) converge? I said yes but I didn't know what to
  30. Calculus

    Solve the following differential equation with initial conditions: y"=e^(-2t) + 10^(4t); y(0)=1, y'(0) = 0
  31. calculus

    find the derivative of the function at the given number F(x)= 1/ √x at 4

  33. Calculus

    Compute the absolute and relative errors in using c to approximate x. x=e;c=2.68
  34. Calculus

    Write the expression as the logarithm of a single quantity. ln 2 + 1/2 ln(x +1)-2 ln(1+ x^(1/2))
  35. Calculus

  36. Calculus 2

    Use the Midpoint Rule to approximate the integral (–10x+(7(x^2))) from 10 to 17 with n=3
  37. College Calculus

    Calculate the average over the given interval. f(x)=sin(pi/x)/x^2, [1,2]
  38. math-calculus

    value of |7|-|-6|+|-cubicroot-64| i got 25 after doing whole thing but real answer be 5, i not get how to get that.
  39. calculus

    find the most general antiderivative of the function f(t)=8t-3sec^2t
  40. calculus

    Let f(x)=(x-1)/(-x^2+2) a. Is this point (-1,-2/3) on the graph of f? b. State the domain of f and then solve f(x) 1/2?
  41. Calculus with Analytical geometry

    I'm stumped on this one. lim |x-1|sin(1/x-1) x->1
  42. Calculus

    The slope of the line tangent to the curve xy+(y+1)^2=6 at the point (2, 1) is
  43. calculus

    25pi/3=1/2xsquare root of 100x^2 and plus 50 arcsin(x/10)
  44. Calculus

    Can someone help me with this question. With steps. Examine the continuity of the function h(x)= -x, if x<0 0, if x=0 x, if x>0
  45. Calculus I'm really confused

    solve the differential equation dy/dx=y^2/x^3 for y=f(x) with condition y(1)=1.
  46. calculus

    Please find the Derivative of the function y =sec^2x + tan^2x
  47. calculus

    Find a Cartesian equation for r= 3sin deta
  48. calculus

    Find the area of the shaded region. r^2=sin(2θ).
  49. Calculus

    Y=2sinx-cos^2(x) on [0, 2pi] How do you solve for the x-intercept
  50. calculus

    Find the centroid for an area defined by the equations: y=2x+4 and y=((2x-3)^2)+1
  51. Functions / Calculus

    One of the zeros if P(x)=6^3-13^2+x+k is 2. What would be the value of k? And how would i write P(x) in factored form?
  52. calculus

    Let f(x)=–5x(x–5). Then f'(–1)= And after simplifying f'(x)= Hint: You may want to expand and simplify the expression for f(x) first.
  53. Calculus

    Differentiate the function f(t)=1/4(t^4+8). My answer wa 4t^3. The book says t^3. What am I doing wrong,
  54. Calculus

    Use the Evaluation Theorem to find the exact value of the integral ç 7 1 1/5x(dx)
  55. calculus

    find deriviative using definition lim x heads toward a of f(x)-f(a)/ (x-a) of x^5
  56. Calculus

    Find f(x) so that it satisfies: f'(x)=1+e^x+1/x and f(1) =3+e. Please show all steps so I can follow. Thanks.
  57. Calculus

    Find the antiderivative of (sqrt(x)+3/x-2e^(x))dx. Need steps so I can follow. Thanks
  58. calculus

    Differentiate the function. y = (Square root x)(x − 10)
  59. Calculus

    find the area of the region bounded by the graphs of y=-x^2+5x+2 and y=2
  60. Calculus

    How do you simplify the sqrt of z^2 + 5. Any assistance would be greatly appreciated.

    Find derivative of: g(theta) = cos^2(2theta-1)
  62. Calculus

    Find the anti derivative of (u^-2(1-u^2+u^4)du. Need steps so I can try to grasp this. Thanks
  63. calculus help!!!!

    Find derivative of: g(theta) = cos^2(2theta-1)
  64. Calculus

    A particle is moving as given by the data below 4sin(t)-3cos(t); s(0)=0
  65. Calculus

    let f(x)=(7+x)/(7-x), g(x)=7x/(7-x) Find formula for f*g and state the domain of the composition
  66. calculus

    If x=t^3 and y=3t^5, where t is any real number, what is the derivative of y with respect to x at x=125 ?
  67. college calculus

    use the definition of derivative to prove that lim x->0 [ln(1+x)]/[x] = 1
  68. calculus

    Can someone please help me find the arc length of this curve? x = 3y^(4/3) - 3/32y^(2/3) y is between -64 and 64
  69. Calculus

    Find the integral of x/cos^2(x^2)dx The answer is 1/2 tan (x^2) + C. Where does the 1/2 come from?
  70. Calculus

    Find a value for k so that the function is continuous. f(x) = {(x^2 + 2x - 15)/(x - 3), x ≠ 3 and 2kx - 4, x = 3 Is k = 2?
  71. Calculus

    If a ≠ 0, then the limit of (x^2 - a^2)/(x^4 - a^4) as x approaches a is: How do I do this type of problem?
  72. Calculus

    Find the point where the tangent to the curve is horizontal. f(x) = (x^2-2x+4)/(x^2+4)
  73. collge calculus

    find the derivative of y=[(4^(7x))(7^(4x))]/[10^(e)] without using logarithmic differentiation!
  74. Calculus

    Find the area of the region. f(x) = x^3 g(x) = x^4 In the graph f is above g and they both intersect at (1,1)
  75. calculus

    f(x)=(9x^2–8)^6(4x^2–5)^11 Find f'(x) I got (9x^2-8)^6 *11(4x^2-3)^10*8x+((4x^2-3)^11)6(9x^2-8)^5(18x) but im doing something wrong can someone check my work please
  76. Calculus

    Find the equation of the tangent to the curve y=e^x at the point where x=-1.
  77. Calculus

    Find the derivative of f(x)=ln(e^(2x)/((x^2-4)^3) Please show detail so I can use for reference. Thanks!
  78. Calculus - Damon

    hi sorry the first one was actually If f(x)=5x^3–2/ x^4 find f'(x)____ and for some reason the other two are wrong but thank you anyway
  79. Calculus

    Find the exact area below the curve y=x^3(4-x)and above the x-axis
  80. calculus

    Let f(x)=(x^2)+x+14. What is the value of f(x) for which the tangent line to the graph of y=f(x) is parallel to the x-axis?
  81. Calculus

    Find the derivative of the following: f(x)=ln(e^(2x)/(x^2-4)^3 Please show all steps so I can follow Thanks!
  82. Calculus Please Help3

    Find the area of the region. 2y=3sqrtx, y=5 and 2y+2x=5 ty
  83. calculus

    Please help. What is the area of the region which is bounded by the x-axis and by the graph of y=(20(7-x)(x-3))/x^2. Thank you for any help.
  84. Calculus

    Area of rectangle = xy = xã(4r^2 - x^2) Take the derivative. I am having trouble with the algebra.
  85. Calculus

    Solve for x: lnx^3 - 2lnx = 1 Please try and show how you got the answer best as you can thank you :)
  86. calculus

    what is the median waiting time for f(x)=((1/8)e^(-x/8))? I said the answer was 5.55 is this correct? thank you!
  87. calculus

    x(t)=3t^3-40.5t^2+162t find where object is speeding up or slowing down
  88. calculus

    Find the area enclosed by the curve x = (t^2)-2t, y = (t)^(1/2) and the y-axis.
  89. Calculus

    Find the area of the region under the curve y=x+2 over the interval [1,4].
  90. Calculus

    y = square root 256- x squared, from 7 to 16 about x axis
  91. Calculus

    Solve the differential equation dy/dx=3x^2y^2 with the condition that y(1)=4. I know that y= -1/(x^3 + c) but what do I do with the y(1)=4 part?
  92. calculus

    Find the length of the curve over the given interval: x=t+1 y=ln cos(t) for t=0 ---> t=pi/4
  93. Calculus

    Find the limit. lim x-->1 (x^3)-1/((5x^2)+2x-7) Please show steps.
  94. Math - Calculus

    Show that if f(x) is continuous and u(x) and v(x) are differentiable functions, then: d/dx ∫_v(x)^u(x) f(t)dt=u'(x)f(u(x))-v'(x)f(v(x))
  95. calculus

    x only exsists from [0,3.14] therefore what is the parallel tangent lines between f(x)=tanx and g(x)=x^2
  96. calculus

    Find the length of the curve over the given interval: x=t+1 y=ln cos(t) for t=0 ---> t=pi/4
  97. calculus help

    if y^3=6xy-x^3-1 show that the maximum value of y occurs where x^3=8+2sqrt(14)
  98. calculus hs

    Here's the question again How do I find all line through (6, -1) for which the product of x- & y- intercepts is 3? Thanks again
  99. calculus

    Make a singn diagram for the derivative of the function f(x)= (x-1)^4
  100. Calculus 1

    Find the antiderivative of f(x)=5e^x-2secxtanx showing steps please