# Pre- Calculus

21,894 results, page 72-
## Calculus

Find the derivative of (b/(a+z^2))^2 Assuming that a and b are constants... -
## Calculus

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

U-Substitution 1. 3x(sin^2((3x^2)+1)cos((3x^2)+1)dx 2. (x^3)(sqrt((3x^2)+1)) dx u = ((3x^2)+1) then? -
## calculus

how would i find the deriviative of y= x^ (- square root of 2) -
## calculus

What is the limit as x approaches infinity of radical (9x*2+x)-3x? -
## calculus

w=4e^sqrt(s) Find the derivative of the function. -
## Calculus

Find the domain of the following function h(x,y) = sqrt(x-9y+5)? -
## Calculus

Find the equation of the plane through (1,2,-2) that contains the line x = 2t, y = 3 - t, z = 1 +3t -
## Calculus

Find the slope of the normal line to y= ln(15-x) at x=4 -
## Calculus

Knowing that F(-2) = -7, F'(-2)= 12, g(-2)= -3 and g'(-2)= -9, Compute: a) h'(-2) if h(x)= f(x)g(x) b) h'(-2) if h(x) = f(x) / g(x) c) h'(-2) if h(x) = g(x) / 1+(f(x))^2 Show all steps -
## Calculus

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

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

Find dy/dx in terms of x and y if xlny+y^6= (9)lnx -
## Calculus

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

Find the slope of the tangent to the curve y^2=x^3/(xy+6) at (6,3) -
## Calculus

can someone help me find the antiderivative of: f(x)=4x times the squareroot of (1-x^2) -
## Calculus

Find dy/dx in terms of x and y if xlny+y^6= (9)lnx -
## Calculus - Limits

lim x--> 3 (3 - x)/ (x^2 - 9) I know the answer is -1/6, but I can't figure out how to get there. -
## Calculus

If y= pie^2 then dy/dx = 2pie true or false ? -
## Calculus

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

find L- Hospital lim x_---- inf 1/e^(-x)= -
## calculus

find L- Hospital lim x-> inf f(x)=1/e^(-x) -
## calculus

use implicit differentiation to find dy/dx if 5xy+x^2y=10 -
## Calculus

Simplify using basic simplification. f(x)=ln[(sqrt(x^2+1))/(x(2x^3-1)^2)] -
## college Calculus Help!

If f(x)= ∫(21,x) t^5 dt then f'(x). my answer was 1/6 (21^6-x^6) it said it's wrong. -
## calculus

implicit differentiate this equation in terms of y x^2y^2=(y+1)^2(4-y^2) -
## calculus

find dy/dx of xsiny+cos2y=cosy -
## Calculus

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

For what values of k does the series ∑n=1 to infinity (11/(2k^2 + 3))^n converge? I think this is k < -2 and k > 2. -
## Calculus

Find the derivative of f(x) = x^3 Show all the work please and thank you! -
## calculus

limx--->3- 5/x-3 I think it is -inf but I don't know how to prove it -
## calculus

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

use the intermediate value theorem to determine whether there is a zero f(x) = -3^3 - 6x^2 + 10x + 9 ; [-1,0] -
## calculus

Find the derivative of the function. G(y) = (y − 1)3/ (y2 + 2y)7 -
## calculus 1a

simplify the following expression tan(sin^-1(2x)) -
## calculus

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

i have to find the derivative (first) of y= tan^2 (3x-π) ^that is (3x- pi) -
## Calculus

If f(x) and g(x) are continuous functions with f(6)= 3 and limit as x approaches 0 of (5f(x) - g(x)) = 4, what is g(6)? -
## Calculus

Find dy/dx for y=3tan^-1(x/2). I know the answer is 6/x^2+4 but I'm stuck at y'=3(1/1+(x/2)^2)(1/2) -
## calculus

Write an equation of the line tangent to y=(9-x^2)^2/3 at x=1 -
## Calculus

Find the foci of the equation 25^2 + x^2 = 600 Thank you! -
## calculus

how can I calculate this deriivative: 1/(sin(x-sinx))? -
## Calculus

if x=e^t and y=(t-3)^2 , find an equation y=mx+b of the tangent to the curve at (1,9). -
## Calculus

Integrate Cos^7(2x) Explanation would be helpful -
## Calculus

Find one sided limit lim x->2+ 1/(1+e^(1/x-2)) -
## calculus

Solve the following differential equation: f"(x)=sinx, x(0)=0, x'(0)=1 -
## calculus

find the derivative with respect to x: sqrt(x+s) = (1/x) + (1/s) -
## calculus

find the derivative of (x^2+1) 3rd root of x^2+2 -
## calculus

Question: what is the derivative of f(x)=x^2*e^x Would the answer simply be 2x+e^x? -
## Calculus 1

Given f(x)= 3e^(1-x^2)*ln(x), find the equation of the tangent line at x = 1. -
## Calculus

Calculate the dot product of two vectors: m = [4,5,-1] and n = [6,-2,7] -
## Calculus

Let f(x)=x^2-8x+16 and g(x) x^2-16. For what values of x is f(x)/g(x) increasing? Explain plz~ -
## Calculus

Find the points of discontinuity. f(x) = { 16/x^2 if x ≥ 2 { 3x - 2 if x < 2 -
## calculus

Integrate using the simplest method possible: ∫(t – 1)5(2t – 7)dt -
## calculus

Evaluate the following integral: (X)(cube root(x+1))dx -
## Calculus

washer method!? Find the volume of y=x^2+3, y=3, between [0,2] around y=3 -
## calculus

INTEGRATION USING PARTIAL FRACTIONS a) 4x^2-3x+2 / x^3-x^2-2x dx b) x^2 / (x+1)(x+1)^2 dx c) 3-3x / 2x^2+6x dx d) x^2+2x-1 / (x^2+1)(x-1) dx ##anybody can help me for this question? -
## Calculus

Washer Method: y=x^3, y=1 ,x=2 aroud the Y axis -
## calculus

Use integration by parts to find ∫ 2x e-x dx. -
## Calculus

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

If (a,-12) is a point on the graph of y=x^2+7x, what is a? please show work -
## calculus

For what values of z will (2-z)-y = 0 4x+(1+z)y = 0 have an infinite number of solutions. -
## AP Calculus

Using the definition of derivative find f'(x) when f(x) = (1/sqr x) + x. -
## Calculus

Find the derivative w/ respect to x: g(x) = ln(sec(x)) -
## calculus

what is the area of the region bounded by the curves y=x^2 , y=8-x^2 , 4x-y+12=0 -
## Calculus

Why is the linearization of any natural log function always going to be x? -
## calculus

Find all horizontal and vertical asymptotes of f(x)= 2x^2 + 7x + 12/ 2x^2 + 5x - 12 -
## Calculus 1

In the problem, x and y are differentiable functions of t. Find dx/dt when x = 3, y = 4, and dy/dt= 2. x^2 + y2^2= 25 -
## Calculus

When given the f graph, how do you determine extrema of F(x)? Concavity of F(x)? -
## Calculus 1

In the problem, x and y are differentiable functions of t. Find dx/dt when x = 3, y = 4, and dy/dt= 2. x^2 + y2^2= 25 -
## integral calculus

Find the area between the curves y=5x and 2y=5x^2 -
## Calculus help

Find the area under the graph of f(x) = e-ln(x) on the interval [1, 2]. -
## calculus

find the derivative of f(x)=cot(3x)csc^2(3x) -
## calculus

Describe three situations in which you may want to know the projection of one vector onto another. -
## calculus

Find the second derivative of the function: y=e^-2t*cos^2(t+(pi/4)) -
## Calculus

Given a power function of the form f(x)=ax^n, with f'(3) = 14 and f'(6) = 28, find n and a. -
## Calculus

Find the derivative of the integral from x to 6 of ln(1 + t^2). My answer is -ln(1+x^2). -
## calculus

The antiderivative of arctan(4t)dt by integration of parts. -
## calculus

For a function f, let f*(x)=lim (f(x+h)-f(x-h))/h h->0 Determine f*(x) for f(x)=cos(x) -
## Applied Calculus

Find the third derivative of the function: (5t+4)^(1/2) -
## calculus

Determine the values of a and b for the function f (x) = ax^3 + bx^2 + 3x - 2 given that f (2) = 10 and f ′(-1) = 14. Please help, Thanks! -
## calculus

sin y = x^2 = y in an open interval 0¡Ü x ¡Ü 2¦Ð find dy/dx -
## calculus

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

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

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

Use the second derivative to determine the point of inflection for y = x3 – x2 – 8x + 12. ???? -
## CALCULUS

FIND THE DERIVATIVE OF THE FUNCTION f (x) = 10e^x -
## calculus

Use the second derivative to determine the point of inflection for y = x3 – x2 – 8x + 12. ???? -
## calculus

How would you integrate tan5xdx ? Thanks in advance. Can you use u substitution? -
## Calculus

Given k(p) = |p|+4, find the average value of this function on the interval from -4 to 4. I get 6. -
## CALCULUS

FIND THE DERIVATIVE OF THE FUNCTION f (x) = 10e^x -
## Calculus

Find the tangent approximation for sqrt(5+x) near 3 -
## calculus

how is the lim as x heads towards infinity of 3/(1+(3/x) equal to 3? -
## Calculus

Find the derivative. s=t^6tan(t)-sqrt t -
## Calculus I

Find numbers a and b such that: lim (sqrt(ax+b)-9)/x =1 x->0 -
## Calculus

Find a quadratic model for the sequence. -4, -4, -3, -1, 2 A.y = 0.5x^2 - 0.5x - 4 B.y = 0.5x^2 - 1.5x - 3 C.y = 4.5x^2 - 21.5x+21 D.y = -4.5x^2 + 21.4x - 21 -
## calculus

given the circle x^2+y^2+2x-2y-14=0, find it's intersection with the y-axis. please help me.... -
## Calculus

How do you find the indefinite integral of (x^2-29x+5)/(x-4)^2(x^2+3)? -
## calculus

Using the function f(x)=4 - 1/(x+6)^2 A.what is the doamin? b.the range c. the asymptotes -
## calculus

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