88,703 results, page 91

1. ### Calculus

For what values of x does 4x^6-8x^3+18 have a relative minimum
2. ### calculus

find a square root of -7-24i
3. ### Calculus

Evaluate the integral from 0 to 24 of the square root of 9+3x dx.
4. ### Calculus

Find the points at which f(x)=x^2(x+1)^3 has a horizontal tangent.
5. ### Calculus

Find the derivative of each 1) y = e^x(Sin²x) 2) y = (x²+1)e^-4 3) y = x²(e^Sinx)
6. ### calculus

Find the total differential for f(x,y,z)= cos(4x+3y+2z+1)
7. ### Calculus

factor fully: x^3 + x^2 - 7x + 2 give n that x=2 is a root
8. ### Calculus

Find the foci of the equation 25^2 + x^2 = 600 Thank you!
9. ### Calculus

Determine the vector u = AB and its magnitude, given A(3,7,-2) and B(9,1,5).
10. ### Calculus

determine the angle between the planes 2x + 2y + 7z = 8 and 3x - 4y + 4z = 5
11. ### calculus

find the fourth taylor polynomial of f(x)=1/x at x=2
12. ### Calculus

determine the angle between the planes 2x + 2y + 7z = 8 and 3x - 4y + 4z = 5
13. ### calculus

limit of ln(sin x) as x approaches pi to the left
14. ### Pre-Calculus

Find the inverse of matrix A. .6 -2 A= 6 -18

7. Where does the line r = (1, 2, -5) + t (2, -3, 1) meet the plane 2x + 5y - 3z = 6?
16. ### calculus

Solve the equation: Cos^2x + cosx + 0
17. ### calculus

find the derivative of the function f(x) = e^(3x) sec (7x)
18. ### calculus

Integral of ln(sinx+cosx) with respect to x from -pi/4 to pi/4
19. ### Calculus

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

find the derivative of the function f(x) = e^(3x) sec (7x)
21. ### calculus

find the derivative of the function f(x) = x^2 cos (7x)
22. ### Calculus

evaluate the limit: lim cos(x + pi/2)/x x->0
23. ### Calculus 1

Derivative of 7^(SinX)... something to do with log/ln?
24. ### Calculus

differentiate each function a) y = (cscx)(cotx) b) y = x^2 + e^(2x)

hi i need help differentiating these.. 1. y = cos(3x^2 + 2x) 2. y = ln(3x^2 + 5) thank you
26. ### calculus

find the integral: ∫tan^6 (x) dx
27. ### Calculus

Apply mean value theorem f(x)=7-(6/x) on [1,6]
28. ### Calculus

u=-1,3 and w= 2,-5. Find the component form of the vector. 3. 2u + 3w A 0,1 B 5,-12 C 2,3 D 1,-2 E -3,8 F 4,-9
29. ### calculus

What are the critical numbers of the function: s(t)=3t^4+12t^3-6t^2
30. ### Calculus

find the derivative of the function: f(x)=6ln(x)/x^9
31. ### Calculus

to evaluate (integral) 3x^2 cos (2x^3-4) dx, it is necessary to let A. u=3x^2 B. u=6x C. u=2x^3-4 D. u=6x^2
32. ### calculus

Find a delta for any epsilon given: x^2+x-6/x+3 and x0=-3
33. ### calculus 2

Can anyone help me calculate this? 28. lim x→∞ (e^x + 1)^(1/)x
34. ### calculus

Find c for Rolle's Theorem for f(x) = x3 – 12x on [0,2 3 ]
35. ### pre calculus

How do you solve c + 70 + 12c = 196 - 5c
36. ### calculus

What is the slope of the curve x = cos(y) at the point where y=-pi/3
37. ### calculus

Using the chain rule... how can i differentiate this? y=xã(x-2)
38. ### pre-calculus

solve the equation (5/2)^2=(125/8) x=
39. ### pre-calculus

solve the equation 5^5x+1=125
40. ### Calculus...plz help!!

find dy/dx of xsiny-ycosx=1
41. ### Calculus

arcsinxy = 2/3 arctan4x find dy/dx at the point (1/4, 2)
42. ### pre-calculus

find the functions f and g so that Fog = H. H(x)=/2x+1\
43. ### calculus

Write h(x) = 6x^4 - 2x^2 + 1 as a composition of two functions f and g
44. ### calculus

Write a formula for f^-1 (x) if f(x) = (x+5)/(3x-4) and state the domain of F^-1
45. ### calculus (math)

Simplify exactly log_2 1/16
46. ### Calculus

Suppose x^2+1>= f(x) >= 4x-3 for all x. Compute lim f(x) x->2
47. ### Calculus

The critical number of the function f(x)=6xlnx is x=
48. ### Calculus

Find the solutions of the exponential equation e^2x–4e^x+3=0 x1=? x2=?
49. ### Calculus 2

Find the limit as x approaches infinity of (1-(1/(2x)))^(2x).
50. ### calculus

Find the derivative of g(x)=cos(107x)
51. ### calculus

Which is the correct cofunction identity for tan?
52. ### calculus

Simplify the expression: tan(-x)csc(x)
53. ### calculus

If z = 2cis 60°, find z^4 in rectangular form.
54. ### Calculus

use mean value theorem: f(x)= 7- 2^x, [0,4], c=?
55. ### Calculus

integral (sqrt(100x^2-324)/x)dx
56. ### Calculus

Find the slope of the tangent line to f(x)=x/x^2+1 at (2,f(2)).
57. ### Calculus

find the derivative (df/dx) of the squareroot of sin4x
58. ### calculus

What is the nth derivative of sinhx and coshx?
59. ### calculus

solve the inequality e^x+e^x-x=6 can you show work
60. ### calculus

limx→∞3x+127x+11
61. ### calculus

find the perimeter of the norman window if a= 11 ft and b= 14 ft
62. ### Pre calculus

Tanx + sinxsecx/ cscxtanx
63. ### Calculus

If c is a critical value of the function f(x) then evaluate f(c)
64. ### calculus

Find the integral of (tan x)^2 sec(x)dx
65. ### calculus

evaluate the indefinite integral of (9xe^4x^2)dx
66. ### Applied Calculus

Find the derivative of the function: (x^(3)-8)/(x^(2)+9)
67. ### Calculus

find the limit as x approaches 0 (arcsin x)/x
68. ### calculus

Find the derivative of the function.... F (x) = 10e^x
69. ### Calculus

FIND THE DERIVATIVE OF THE FUNCTION f (x) = 10e^xk
70. ### Calculus

FIND THE DERIVATIVE OF THE FUNCTION f (x) = 10e^xk
71. ### CALCULUS

FIND THE DERIVATIVE OF THE FUNCTION f (x) = 10e^x
72. ### CALCULUS

FIND THE DERIVATIVE OF THE FUNCTION f (x) = 10e^x
73. ### calculus stewart

Evaluate the integral Int 7x ln(5x) dx
74. ### calculus

Find the value for W when the limit as x approaches 8 of ((2x^2)-7x + W)/(x-8) = 25
75. ### calculus

Show that ln(4+x) is the sum of its Taylor Series for -2 <= x <= 2.
76. ### Calculus

Suppose that 3<= f'(x) <=5 for all values of x. Show that 18 <= f(8)-f(2) <=30.
77. ### Calculus

With is the integral of (9(sinx+cosx))/sin(2x)
78. ### calculus

Calculate the indefinite integral: ∫(4x-3/x)dx
79. ### calculus

Find the integral. x^4/the square root of (x^5-1)
80. ### Calculus II

Does 3/(2^(n) +1) diverge or converge in an infinite sum?
81. ### Calculus

Is the series 2/ln(n) convergent or divergent? n=3 to n=infinity
82. ### Calculus

does the sum 3/(2^(n)-1) converge or diverge? n=1--->infinity
83. ### calculus 1

differentiate x(x-3)^2 do I product and chain rule?
84. ### calculus

find the first derivative: 4xsqrt2x^2+2x-1.
85. ### calculus

4x√(2x^2 + 2x - 1). find first derivative
86. ### Calculus

does the sum e^n / n! converge or diverge? n=1 --> infinity
87. ### Calculus

does the series 1/(n^2+n) converge or diverge? n=2 to n=infinity
88. ### Calculus

what is the second derivative of (x^3-6x)^11 that is fully simplex
89. ### Calculus

Find the second derivative of the function f(x)= t^2e^(-2t)
90. ### calculus

Suppose that x=x(t) and y=y(t) are both functions of t. If x^2+y^2=26 and dx/dt=−2 when x=1 and y=5, what is dy/dt? help??????
91. ### Calculus

Find dy/dx by implicit differentiation for x^2 - 2xy + y^3 = C
92. ### Calculus

Evaluate the following limits (x^2 + 2x - 8)/x-2 Lim x->2
93. ### Calculus

Find dy/dx by implicit differentiation for x^2 - 2xy + y^3 = C

Find the Antiderivative of 3/(3x+5) with steps
95. ### Calculus

If polynomial functions f(x) and g(x) satisfy d/dx {f(x)g(x)}=2x , f(0)=−3 , and g(0)=3,what is f(10)g(10) ?
96. ### Calculus

Describe the surface and give traces: x = y^2 - 4z^2
97. ### Calculus

describe the surface and give traces : x = y^2 - 4z^2
98. ### Calculus

Find the derivative of the following function f(x)=(x-3/2x+3)^2
99. ### Calculus

Rewrite the expression ^2ãã(64x^2)in the form of nx^r Where n=? Where r=?
100. ### Calculus

The linearization at a=0 to sqrt(1+6x) is A+Bx where A is: ____ and where B is : ______