# Pre- Calculus

21,247 results, page 66

### Calculus

Find a formula for the inverse of the function. f(x) = (1 + 9x) / (8 - 4x)

### Theoretical Calculus

I have too much swag

### Calculus

Given V(t) = 125,000e^(t/8) find V('t)

### Calculus

For p = 15e^-x, 0 < x < 7, find the local extrema

### Calculus

How can I get partial sums of a series on a TI 89 calculator?

### AP Calculus AB

Find the derivative of: y=(cosx)^3-(sinx)^3

### Calculus

For what value of a is f(x)=(x^2)-a x<3 f(x)=2ax x(> or =)3 continuous at every x?

### calculus

limit as n approaches infinity for the function ((-1)^n)((5n+7)/(6n+5))

### Calculus

Sketch the region and find its area. S = {(x,y) | x > -6, 0 < y < e-x/2}

### calculus

y= -5x + 4 OVER 10 - 5x find the asymptotes of the function

### Calculus (Math)

Integral of (cot4x)^5 (csc4x)^7

### Calculus

Let f be the function defined by f(x)=x^3 + x. If g(x)= the inverse of f(x), and g(2)=1, what is the value of g'(2)?

### Calculus

I need help finding the derivative of √3x/(x^2-4) at x=3

### Calculus

y"-y'=sin x solve in undetermined coefficients

### Calculus

Evaluate the integral: (cos(2-3x) - tan(5-3x))dx

### Calculus

Show, using limits, that f(x) = x2 – x + 3, is continuous at x = 2.

### Calculus

Solve the boundary-value problem. y'' + 5y' - 6y = 0 , y(0) = 0 , y(2) = 1

### Calculus

Solve the initial-value problem. y'' - 2y' + y = 0 , y(2) = 0 , y'(2) = 1

### Calculus :(

Differentiate with respect to (t). y = d cos(t) + (t^2)sin(t)

find y' and y” by implicit differentiation. 2x^3 + 3y^3 = 8

### Calculus

If e^x = 243 and e^y = 32 then e^((3x + 4y)/5) =? The answer is 432, but I don't understand why.

### College calculus

Find the dy/dx A. y = u sqrt u + 1; u = 2x^2 - 2/3 B. x = u/ (1 + u^3); y = u^2 /(1 + u^3) Can someone help me

### Calculus

For what values of x is the graph of y=x e^{-4 x} concave down?

### calculus help

Evaluate!!!! integral -10 to 10 ((2e^x)/(sinhx+coshx))dx Thanks!

### Calculus

write the equation of line tangent to f(x)=(1/3x^3)-x^2+x-1 when x=1

### Math (Calculus)

Determine the area of the region y=e^x,y=x^3

### Calculus

How do you find the derivative of f(x)=sin2x/cos2x

### Calculus

inding vertex and focus of parabola y^2 +4y +8x - 12 =0

### Calculus

What is the total change of f(x), if f'(x) = 2x - 3x^2, over the interval [0, 3]?

### calculus 2

find dy/dx and (d^2)y/(d^2)x for x=2sint y=3cost 0<1<2pi

### Calculus

Find the antiderivative, F(x), with F′(x) = f(x) and F(0) = 1. f(x) = −7 x

### Calculus

r=log(cos^2(4theta)) what is the derivative of this?

### Calculus

Solve the following e^-x (square root((3e^2x) - 5/4)) = e^x

### Calculus

Hi! I need help finding the derivative of this function. f(x)= ln [(x(x-1))/(x-2)] Thank you.

### Calculus

what is the limit of arcsinx as x approaches 1 from the left

### calculus

2 given s(t)=3t +5t+3, find the instantaneous velocity when t i= 5.

### Calculus

Find the slope of the curve f(x)=1/(x^2+3). My answer: (-2x)/(x^2+3)^2

### Calculus

What is the derivative of (ln(x))^x ? I have: f(x) = ln(x)^x f(x) = xlnx f'(x) = x/x + 1 * ln(x) f'(x) = 1 + ln(x) Is this correct?

### Calculus

Let f(x)=(2x+1)^3 and let g be the inverse function of f. Given f(0)=1, what is the value of g'(1)? A. -2/27 B. 1/54 C. 1/27 D. 1/6 E. 6

### calculus

3) f(x)=x^(2)/6x^(2)+4. List the x values of the inflection points of f.

### Calculus

The equation of the tangent line to f(x) = \sqrt{x} at x = 64 is y =

### Calculus

Given f(2)=5, f'(2)=-1 find the value of d/dx[1/sqrt(f(2x))] when x=1

### calculus

7) Consider the function f(x)=(10/x^2)−(2/x^6). Let F(x) be the antiderivative of f(x) with F(1)=0. Then F(x)= ?

### Calculus

For f(x)= (x+3)^2/(4x-5) find all x such that f(x) increases.

### Calculus

2) If f(x)=∫t^2dt on the interval from 4 to x^3 then f′(x)=?

### Calculus

9)Evaluate the indefinite integral. ∫x^8e^(x^9)dx

### Calculus

2) If f(x)=∫t^2dt not he integral from 4 to x^3 then f′(x)=?

### Calculus

Find the derivative of x^2f(x) A. x[xf'(x)+2f(x)] B. 2xf'(x) C. x[xf'(x) +2f'(x)] D. x^2f'(x) E. None of these

### Calculus

If the y-coordinate at each point of inflection on the curve y=e^(-x^2) is 1/e^a, then a = ?

### Calculus

Average value of f(x) = e ^ 4xsquared on the interval [-1/4,1/4]

### calculus

use implicit differentiation to find y=(x+8)^(3x)

∫csc x cot^2 xdx

### calculus

Please how do i integrate this = ¡Ò (5 x⁶ + 2/x³ ) ? Thanks

### Calculus

Use a linear approximation to estimate (8.2)^(2/3)

### calculus

use a linear approximation to estimate (8.2)^(2/3)

### Calculus

Find ¡Ò[dx/(x-2)(x+3)(x-4)] this is really confusing and I need help with it.

### Calculus

Find the anti-derivative of the integral [(7t^2+6t-15)/t^4]dt

### math calculus

what is the difference between the function 2^x and (1/2)^x?

### calculus

Find limit of 2x+1-cosx/3x as x approaches 0?

### Calculus

Evaluate by U-substitution: the integral of xcubedroot(x-2) dx

### calculus

Find the integral of (sin^5 x)(cos^5 x)

### calculus

Find relative Minimum and Maximum f'(x) = (9-4x^2)/ (x+1)^1/3

### calculus

Find the area between the curves y=x^2 & x=2?

### Calculus check revised.

y=-1/sqrt(x^2+1) , then dy/dx= A. x/(x^2+1)^1/2 B. x/(x^2+1)^3/2 C. -x/(x^2+1)^1/2 D. -x/(x^2+1)^3/2 E. x/(x^2+1) I got B.

### Calculus check

If f(5)=3 and f'(5)=-2, find the derivative of x^2f(x) at x=5. A. 0 B. -18 C. -12 D. -20 E. -80 I got D

### Calculus

If the limit as x approaches infinity (6x^2/200-4x-kx^2)=1/2, then k= A. 3 B. -3 C. 12 D. -12 E. -3

### Calculus check

The limit as x approaches 1 (x^3-1)/(x^2-1) is I got 3/2

If x^2+xy-y=2, find dy/dx My answer: (2x+y)/(1-x)

### Calculus

Compute dy/dx using the chain rule. y = (u/4) + (4/u) u = (x - x^7) dy/dx =

### Calculus

Simplify using basic simplification. y=x^(1-x)

### Calculus

Does the series (cos(k/3))^2/2^(k/3)+1 from k=1 to infinity converge?

### Calculus

Determine the interval on which f(x) = sqrt x-3 is integrable

### Calculus

F(x)=Integral of (-12sinx/cos^2x) dx+c F(0)=4. Find C

### Calculus

Find limit as x approaches 0 [7x/(sqrt(x+4)-2)]

### Calculus

Find the average value of f(x) on the interval [-1, 3] when f'(x)=3x^2-6x and f(2)=0.

### Calculus

True or False If f is continuous at x = c, then f is differentiable at x = c.

### Calculus

Use the table below to evaluate d/dx [f[g(2x)]] at x = 1 x 1 2 3 4 f(x) 6 1 8 2 f '(x) 6 1 8 2 g(x) 1 4 4 3 g '(x) 9 5 5 -4

### Calculus

Find max or min: y = x * cosx

### Calculus

Find the area bounded by the y-axis and x = 4-y^2/3

### Calculus

Find the area bounded by the y-axis and x = 4-y^2/3 Thanks!

### Calculus

(2x + sin x)/x What is the limit as x approaches zero?

### Calculus 1

Find an expression for a cubic function f if f(1)=8 and f(-1)=f(0)=f(2)=0

### Calculus

(3x |x-2|) / x-2 What is the limit as x approaches 2 from the left side?

### Calculus 1

simplify the expression. cos(2 tan^-1 x)

### integral calculus

integrate. (1):sin2xcos3x (2):5(cos3x)^2

### Calculus

Differentiate y=[(8x-x^6)/(x^3)]^(-4/5) My answer: [4x^3(16+3x^5)]/5 • fifth root of [(8x-x^6)/(x^3)] ^9

### calculus

Find the exact length of the curve. x=(y^4)/8+1/(4y^2), 1 ≤ y ≤ 2.

### Calculus 1

Find the horizontal and vertical asymptotes of (3x^2-48)/(x^2-3x+10)

### math,(integral calculus)

Integrate with respect to x:4x^2.dx

### HELP HELP CALCULUS

y=e^(5e^x) differentiate first and second derivative

### Calculus i need help

Find dy/dx if x^2.y+sin(xy)+y^4.x^2+3xy=5???

### Integral Calculus

Initial Value Problem dy/dx = y^2 -5y+6 y(0)=1

### Calculus

What is the shortest distance from the surface xy+6x+z^2=33 to the origin?

### Calculus 1

find the critical numbers of the function F(x)=x^(4/5)(x-1)^2

### Calculus

Integral sign 8x/(x-1) dx Is it 8x+8ln abs (x-1)+C ?

### calculus

find the area of the region: y=4 y=2sqrt(x) y=3-x