Pre- Calculus

21,868 results, page 55

  1. calculus

    what is the differential of ln (x)sqr?
  2. Calculus

    A function has f''(x) = 10 and has f'(4) = 0 and f(2)= 4. Find f(x).
  3. Calculus

    explain why f(x)=(1)/(x^2-9) is discontinoues at x=-3
  4. Calculus

    Given dy/dt=4y and y(2)=450. Find y(8).
  5. Calculus

    I'm not sure how to solve the equation 5^x-12*(5^-x)-1=0
  6. calculus

    Find dx at (-5,6) if x2 + y2 =0 2 Marks dy
  7. calculus

    Maximize p = x + y subject to x + 3y <=4 3x + y<= 4 x >=0, y >=0
  8. Calculus

    Finf (dy/dx) y=(1+28x^3)f(x)+(6x)g(x)(x^4+5x+7)+(6x)g(x)(x^4+5x+7)-(e^x+7x^4)f(x)+3x^2g(x)(4x^3+5+7)/((x^4+5x+7)^2
  9. calculus

    cos^-1(cos15pi/6)
  10. calculus

    Find the derivative... 1) f(u)= 1/ (2u^2-1)^2
  11. calculus

    Solve following equations e^2x-4e^x+3=03
  12. calculus

    If f(x)=the integral of (3x^2+2x+4) dx, find C if f(1)=10.
  13. calculus

    why is the derivative of f(x)= e^lnx f'(x)=1?
  14. Calculus

    Can someone please tell me how to derive V=4/3pi(r)^3 to get x^2+y^2=r^2?
  15. calculus

    lim as x-> 0 of 3x/(sin2x)
  16. Calculus

    A function has f''(x) = 10 and has f'(4) = 0 and f(2) = 4. Find f(x).
  17. Calculus

    Determine the value of k so that u=[2,5] and v=[k,4] are perpendicular.
  18. calculus

    how do i reduced 76/100
  19. Calculus

    e^(1+2lnx) ----------- x^2 simplify
  20. calculus

    Let f and g be differentiable everywhere. If g is the inverse of f and g(-2)=5 and f'(5)=-1/2, then g'(2)=? PLEASE HELP! Thanks
  21. calculus

    use differentials to estimate ln(e^4 +1) - ln(e^4)
  22. Calculus

    How do we integrate xlne^x .
  23. calculus

    domain of abs(7x-11)
  24. Calculus

    How do we integrate 1/lnx.
  25. Calculus

    Differentiate y=log(8x^2-3x+9)
  26. Calculus

    Differentiate y=log(8x^2-3x+9)
  27. calculus

    Find lim f(x) for f(x)=Ix-3I/x-3 x->3
  28. calculus

    Find an antiderivative P(t) of p(t)=t^7-(t^5/5)-t
  29. Calculus

    If f(x)=(x^2+1)^(2-3x), then f'(1) = -3/2ln(2)-1/2 Is this correct?
  30. Calculus

    Sinx=e^y , 0 <x <pi, what is dy/dx in terms of x?
  31. calculus

    differentiate y = (cos x)/ (x^9)
  32. Calculus

    Given f(x)=x2+3x-5 on [-1,3] show f(x)= 10 without solving for x
  33. calculus

    Evaluate the integral ((6x+7)/(x^(2)-8x+25))dx. Please and thank you.
  34. calculus

    Integral -csc^2 (2x+9)dx
  35. calculus

    Evaluate the integral: ç[(6x+7)/(x^(2)-8x+25),x]
  36. Calculus

    Solve: 20 = 10 (2^x)(ln2)
  37. calculus

    integral cos(4z-5)dz
  38. calculus

    integral 3z^6 sqrt(2-3z^7)dz
  39. Calculus

    What is the derivative of tan(1-x)^(1/2)?
  40. calculus

    Find dy/dx, if y= (sinx)^-1
  41. calculus

    Find dy/dx, if y= 5e^x/cosx
  42. calculus

    y= x / (x^2+x) what are the discontinuities on this graph ?
  43. Calculus

    (kx^2)+m, x<-2 g(x)=e^(ln(2x+3))-2<x<3 kx-m, x>3 Find values of k and m
  44. calculus

    Find an antiderivative G of g(x)=1/x^4
  45. calculus

    differentiate y=x sin((4)/x)
  46. calculus

    What is the area under each of the given curves? y=e^x/2 ; x=0 x=1
  47. Calculus

    what is the limit of x/(ln x) as x approaches 0?
  48. AP Calculus AB

    Hi. Please help me with the following question: lim x-->1 (x)/(ln(x))
  49. calculus

    Find the derivative of: g(x)=ln(ln(x+1))+e^(x^(3/2)+(x/3))
  50. Calculus- Help please

    I don't know how to do this, so I can't graph it. f(x)= 1/x-4 Thank you for the help.
  51. calculus

    solve the equation: 6P=Pe^1.1t
  52. Calculus

    Find (dy/dx) for the equation (7x+8y/9x-4y)=4. a. (dy/dx)=(-29/24) b. (dy/dx)=(43/24) c. (dy/dx)=(29/24) d. (dy/dx)=(-43/24) e. (dy/dx)=4
  53. calculus

    Determine l= 2e^xdx, given that l=50.2, when x=3
  54. Calculus

    Which of the following is not a solution to the following equation? x^3-5x^2+4 = 0 x = 0 x = 4.83 x = -0.83 x = 1
  55. Calculus

    F(x) = x^2 sin x F'(x) y= tan x/x^2 y'=
  56. calculus

    y = (sin x) / (1 + tan x)
  57. Calculus

    What would the derivative of c(x) = (10 - x) + 1.4*sqrt((x^2) + 25)
  58. calculus

    DERIVATIVE of: g(x) = Sq.root of x^4-8x^3+9 thanks
  59. Algebra with calculus

    Solve for n: I=nE/nr+R not sure how to do this
  60. Calculus

    find the second derivative of f(x)=3/(x^2+12)
  61. Calculus

    Find dy/dx. e^(xy)=sin(x)
  62. Calculus

    integrate: (x^2-3)sqrt (x+5)
  63. calculus

    lim x->(pi/3) (cos x -(1/2))/(x-(pi/3)) is?
  64. calculus

    F(x)= ln (cos theta) f'(x)
  65. Calculus

    Use logarithmic differentiation: F(x)= (3x+6)^4 (x^3 -2)^5
  66. calculus

    Let y = sin(x^2-3). find dy.
  67. Calculus

    How do you simplify vectors? 1)AB + BC + CD 2) BC - FE - BA + DE - DC
  68. calculus

    The value of c for which f(x) = x + c/x has a local minimum at x= 3 is (a) -9 (b) - 6 (c) -3 (d) 6 (e) 9
  69. calculus

    If f''(x)=-4sin2x, f(0)=0 and f'(0)=2, find the value of f(pi/4).
  70. calculus

    Find the second derivative of: h(t)= (t^2 + 5)^8
  71. Calculus

    help! ∫((ln x^2)/x)) dx u= ln x^2 du= 2 ln x dx (?) Not sure how to set this one up?
  72. calculus

    how do you integrate 30x^2/(x-2)(x+3)(x-5)
  73. Calculus

    Given f''(x)= -4sin(2x) and f'(0)=4 and f(0) =-6. Find f(pi/2)
  74. Calculus- math

    integral of (2x) / [(x+2)(x+1)]
  75. calculus

    how do you integrate 30x^2/(x-2)(x+3)(x-5)
  76. Calculus AB

    Solve graphically (x-2)^3(x+4)(3-x)^2(x+1)^4 <0
  77. calculus

    Derivative of y=in((e^-2x)(cos4x))
  78. calculus

    find the derivative of y= (1-x/7)^-7
  79. Calculus

    I'm trying to find out what the graph of: y= |x+1| + |x+2| looks like. could someone help me out?
  80. Calculus

    Find the derivative of y = 4^2x.
  81. Calculus

    if h(x)= (the antiderivative of) 2x^2 +8x-5 dx find h'(x)
  82. calculus

    Find the product [ 3 8 ] [ 4 5 ] 6 3 4 4
  83. Calculus

    Differentiate: a. y = (x + 3)(x^2 −5x +1) b. y = x^2e^x
  84. Theoretical Calculus

    I have too much swag
  85. Calculus

    Given vectors u= (3, -4, 1) and v= (2, 1, -5) Find: a) u x v b)|u x v|
  86. Calculus

    dP/dt = k(P-a) dP/dt = kP-ka dP/P = k-ka is this right so far? was i supposed to distribute??? what do i need to do next???
  87. Calculus

    What is the derivative of 2^(5x)tan(x^2)
  88. calculus

    7cosx+5sinx=2k+1 6 35 3 14
  89. CALCULUS

    Find the derivative : g(t)=t/(t+1)
  90. Calculus

    find dy/dx for the following function. y = ln((7x - 15)/(x(x^2 + 1)^(1/7))
  91. calculus

    Let be a function that satisfies
  92. calculus

    limit as x approaches 1 x^2-4/x-1
  93. calculus

    Use logarithmic differentiation: F(x)= (3x+6)^4 (x^3 -2)^5 f'(x)=
  94. Calculus

    Find: 1)x^2-y^2=15, normal at (-8,7)
  95. calculus ab

    What is the integral of sin4xcos4x dx?
  96. calculus ab

    What is the integral of sin4xcos4x dx?
  97. calculus

    Find lim as (x,y) goes to (0,0) of (e^(-x^2-y^2)-1)/(x^2+y^2).
  98. calculus

    Let f: R®R be defined by Determine whether or not f is a) one-to-one b) onto
  99. Calculus

    Stuck on this problem. Please help! 1+u^4/u du
  100. Calculus

    Thanks Remy. I have one more - 2y + 9xy-4=0 I got -9y/2 + 9x
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