Pre- Calculus

21,824 results, page 75

  1. calculus

    find the derivative of the function s=t^9lnabsolut power t
  2. Calculus

    What does this equation mean? X = Cos (T) * Phi ^ ((2 / Pi) * T) Y = Sin (T) * P
  3. Calculus

    11) Find the following indefinite integrals. ∫x/(x+9)^(1/2)dx
  4. Calculus

    If f(x) = {x^2+3x-1, x<=2 and -3bx+3, x<2 , find the value of b in order for f to be continuous
  5. Calculus

    If f(x) = {x^2+3x-1, x<=2 and -3bx+3, x<2 , find the value of b in order for f to be continuous
  6. Calculus

    Find limit as x approaches 5 (x^2-3x-10)/(x-5) A. 2 B. DNE C. 0 D. 7 E. None of these
  7. Calculus

    If f(1)=4 and f'(1)=2, find an equation of the tangent line at x=1 A. y=2x+2 B. y=2x-2 C. y=4x-7 D. y=4x-2 E. None of these
  8. Calculus

    Find the derivative: f(x)=1/cubed root(3-x^3) A. -1/3(3-x^3)^4/3 B. x^2/(3-x^3)^4/3 C. -x^2/(3-x^3)^2/3 D. -x^2/(3-x^3)^4/3 E. None of these
  9. AP Calculus

    Find f'(x): f(x)=(x^2-3x)/x^2 A. 2x-3/x^2 B. 2x-3/2x C. 1-(3/x) D. 3/x^2 E. None of these I get confused on the simplifying part.
  10. Calculus

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

    Find the interval on which f(x)=xe^-x is increasing. I got (1,infinity)..
  12. Calculus

    Differentiate. cos^3x My answer: -3cos^2x sin^2x
  13. Calculus

    On what intervals is the function f(x)=e^e^2 increasing? Concave upward?
  14. Calculus

    Find the interval on which f(x)=xe^-x is increasing. I got (1,infinity)..
  15. Calculus

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

    Use linear approximation to approximate f(0.8) given f(x)=2x^3-3x+1
  17. Calculus

    Find the derivative of 1/(1+(x-3)^2) Steps would be appreciated.
  18. Calculus

    find the absolute extrema for f(x)= (5-x) with a closed interval of -1,2
  19. calculus

    finding first derivative for functions y=x³In(5x)
  20. Calculus

    Find dy/dx for 5x^2-2xy+7y^2=0 I'm getting confused with signs.
  21. Calculus

    I get mixed up when graphing derivatives. If I'm given the graph of f how do I get f' and f"?
  22. calculus

    Find the x-coordinates where f '(x) = 0 for f(x) = 2x + sin(2x) in the interval [0, 2π].
  23. Calculus II

    Find the indefinite integral. ∫xe^-4xdx
  24. Calculus 2

    use the method of equating coefficients. integral of (x^3+5x^2+12)/((x^2)(x^2+4)) dx
  25. Calculus

    Find the anti-derivative of the integral (7tan^2x+12)dx
  26. Calculus

    Find the anti-derivative of the integral [3sqrt(x)(2x^2-4)]dx
  27. Calculus

    Integrate Cos^7(2x) Explanation would be helpful
  28. Calculus

    When given the f graph, how do you determine extrema of F(x)? Concavity of F(x)?
  29. calculus

    Find dy/dx by implicit differentiation. arctan(2x^2y)=x+4xy^2
  30. calculus

    Find the area of the region bounded by the curves y=x^2 & y=2x???
  31. calculus

    differentiate y = 2^3x^2 read as two to the 3x squared power
  32. Calculus 1

    Find the derivative of the function. F(t) = e^(4t sin 2t)
  33. Calculus check

    The integral of (x^2-4secxtanx) dx= I got x^3/3-4secx+c
  34. Calculus

    Find the equation of the tangent line when x=2 for the functin f(x)=5^(x/2)
  35. Calculus

    Simplify using basic simplification. f(x)=ln[(sqrt(x^2+1))/(x(2x^3-1)^2)]
  36. calculus

    Solve the equation. Give the exact solution. 2*10^(5x-3)+5=17
  37. Calculus

    Find the area bounded by y=x^2-4x+3 and y=x+4 to the newrest integer.
  38. Calculus

    Find the area of the region bounded by the curves y=x^2 - 2x and y= x + 4
  39. Calculus

    Find the average value of the function f(x)= 8/ (3+x)^2 on the interval [0,2]
  40. Calculus

    Find the average value of the function f(x)= 8/ (3+x)^2 on the interval [0,2]
  41. Calculus - Derivative

    The curve is given by x^2+2r(sqrt(y))=xy What is dx/dy when r is constant?
  42. Calculus, derivatives

    The curve is given by x^2+2r(sqrt(y))=xy What is dx/dr when y is constant?
  43. Calculus

    For f(x)=(1-x)/(1+x) and g(x)=x/(1-x) , find the simplified form for f [g(x)] and state the domain
  44. Calculus, derivatives

    Derivative of y=(a^x)+(x^a). Show steps, please.
  45. Calculus

    Find the limit of cosx/(1-sinx) as x->(pi/2) from + side
  46. calculus

    Find the equation of the curve for which y''=6x-4 and which passes through (1,2) and (-2,5). thank you :-)
  47. calculus

    find the equation of the curve for which y'=3x^2 and which passes through (1,-1)
  48. calculus

    find the equation of the curve for which y''=6x-4 and which passes through (1,2) and (-2,5).
  49. calculus

    find the minimum and maximum points of the curve y=x^4-4x^3+4x^2
  50. Calculus

    If 2 < or = to f(x) < or = to x^2 + 2 for all x, find the limit of f(x) as it approaches zero.
  51. calculus

    y=2^nx differentiate with respect to x using the first principle
  52. Calculus

    If 2 < or = to f(x) < or = to x^2 + 2 for all x, find the limit of f(x) as it approaches zero.
  53. Calculus 1

    Find the derivative of f'(x) of f(x)=4sqrt(x) using limits
  54. Calculus

    lim as x approaches pi/4 of (1-cotx)/(cosx-sinx)
  55. calculus

    simplify the given expression using factors 1. 5(x^2+4)^4(2x)(x-2)^4+(x^2+4)^5(4)(x-2)^3 2. (x^2+3)^(-1/3)-2/3x^2(x^2+3)^(-4/3) 3. 2x(x+6)^4-x^2(4)(x+6)^3/(x+6)^8 4. (7-3x)^1/2+3/2x(7-3x)^(-1/2)/7-3x
  56. calculus i need help also

    If y=2x^2-21x^2+60x+6 what is the value of x? dx^2/dy^2=0
  57. Calculus

    lim x -> pi/2 (sin(x/2)-cos(x/3)) Evaluate Please help
  58. calculus

    find the first and second derivatives for 3x^4-4xy^2+7=2y
  59. AP CALCULUS HELP

    first, we must find 2z(dz/dt)=2x(dx/dt) + 2y(2y/dt) simplifying, we get: dy/dt=???(dx/dt + dy/dt) What is that simplified?
  60. calculus

    assume x and y are functions of t. Evaluate dy/dt for 2xy--4x/3y^3=48, with conditions dx/dt=-6,x=3, y=-2
  61. Calculus

    Evaluate using Integration by Parts. x^2 cos(3x) dx
  62. calculus

    what point of f(x)= e^(1-x^2) is concave down? I think it is 1/2 but I'm not sure
  63. calculus

    Find the derivative of 4sinx(6cosx+9sinx) at x=¦Ð/6.
  64. Calculus

    Determine the values of x for which the function is continuous: f(x)= 10x^2-10
  65. Calulus

    Fundamental Theorem of Calculus 1. (4e^x-3)dx plus the number in x (6,1)
  66. Calculus i need help

    (Cosx)^y=x^siny find dy/dx at point pi/(4,0)
  67. Calculus

    ∫(x^3-x^2)/x^2 I got (x^2)/(2)-x + C but that's not one of the answers Options x - 1 + C (x^2/2)-(x^3/3) + C (x^4-x^3)/4x^2 + C (x^2/2) -x + C
  68. Another Calculus help plz

    Integrate:( dx/root(x^2-4x)^3 help me show it solution
  69. Calculus

    Please help me find the limit: lim x--> 2 ((1/3)-1/sqrt(x))/)x-9)
  70. Calculus

    Just wondering if anyone can help with this ln question! -Solve the following ln(x+1)+ln(x-1)=2 thanks!!
  71. Calculus

    Find the area bounded by the indicated curves. y=x^2, y=0, x=2
  72. Calculus

    Calculate the slope of the graph of f(x)=4-x^2 if x<1 and 2x+1 if x>1 at each of the following points: a.P(-1,3) b.P(2,5)
  73. calculus

    Find derivative of function g (t)=(6t^2+5)^3 (t^3-7)^4 thank you very much!
  74. Calculus, Really need help!

    Compute d/dx(f(g(x))) -where f(x)= square root of x -and g(x)=x^2+7
  75. Calculus

    Using a linear approximation or differentials, approximate:(26.98)^(3/4) thank you for your help!
  76. Maths - calculus

    equation for the hyperbola which has vertices (0;9) and asymptotes y= 18/5 x
  77. Calculus

    Determine the following limits if it exists. a. lim x-->5 (4x/x-5)
  78. Calculus

    Determine the following limits if it exists. a. lim x-->5 (4x/x-5)
  79. Calculus I

    Find numbers a and b such that: lim (sqrt(ax+b)-9)/x =1 x->0
  80. calculus.can you help me on these as well@sir collins

    integrate sin^7xdx
  81. Calculus Help

    Evaluate lim x-->25 5 - square root x / x - 25 I don't get how the answer is -1/10
  82. calculus

    Find the critical numbers for the function f(x) = 2x / sqrt(x-1)
  83. calculus

    evaluate the definite integrals 1 ∫ root(1+3x) dx 0
  84. integral calculus

    Find the area between the curves y=5x and 2y=5x^2
  85. calculus

    use logarithmic differentiation to find dy/dx for: [(x^2)(e^2)(x)] / [3√(2x-5)]
  86. Calculus

    Find the area bounded by the parabola 8+2y-y^2 and the lines y=-1 y=3
  87. CALCULUS

    Find the derivative of y=4sinx−2cosx
  88. calculus

    Find the general solution of the equation. 6t*dy/dt+y=sqrt (t),t>0.
  89. Calculus AB

    What are the six trigonometric functions of 2010 times pi?
  90. Calculus

    Calculate the interval of convergence. Sigma from n=1 to infinity of (n!*x^n)/n^n.
  91. calculus

    find the triple scalar product u . (v * w) for the vectors u= (5, 9, -6) v= (5, 8, -1) w= (-2, 8, 3)
  92. calculus

    Find the vertical tangents of f(x)=10 cos x + 5 sin 2x
  93. 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?
  94. calculus

    find the minimum distance from the point (4,1) to the parabola y^2=4x.
  95. calculus

    indefinite integral : (sqrt(V^2sin^2(2pi/T*t))) dt
  96. Calculus

    Given ||v|| = 5 theta=30 degrees, write the vector v.
  97. Differential calculus

    Find the equation of the parabola w/ v(3,-4) and with directrix y=0.
  98. Differential calculus

    Find the equation of the parabola w/ v(3,-4) and with directrix y=0.
  99. Differential calculus

    Find the equation of the parabola w/ v(3,-4) and with directrix y=0.
  100. Calculus

    Given that x=cos^2t and y=ln(sint) find d^2y/dx^2 at the point t=π/4
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