# Pre- Calculus

21,537 results, page 81

### Calculus

Find the general indefinite integral ∫ v(v3+5)2dv

### Calculus

6) Evaluate the indefinite integral. ∫cosx/(7sinx+35)dx

### Calculus

Determine the limit as x approaches 1 f(x) if f(x)={3-x, x does not equal 1 and 1, x=1 A. 2 B. 1 C. 3/2 D. DNE E. None of these

### Calculus

Find limit as x approaches -1 (x^2+2x+3)/(x^2+1) A. 0 B. 1 C. Infinity D. DNE E. None of these

### Calculus

Find the limit as x approaches 0 [(sqrt(x+9))-3]/x A. 0 B. 1 C. Infinity D. 1/3 E. None of these

### Calculus

Find limit as x approaches -1 (x^2+2x+3)/(x^2+1) A. 0 B. 1 C. Infinity D. DNE E. None of these

### Calculus

Determine the equation of the normal line y=x^2+5 at the point (2, 9) I got y= 4x+1

### Calculus POwer RUle

If the slope of the curve y=−kx^3+ 3k at x=-2 is 3, then what is the value of k?

### calculus

Please i need help with this. Find the area bounded by the curves y0…5 - 4x = 0, 2x - y - 4 = 0

### Calculus

Integration with trig functions Integral of [(1-sinx)/cos^2x] dx

### Calculus

Calculate the area of the bounded region between the curves y^2=x and 3y = -3y + 9 ?

### Integral Calculus

How to determine the order and degree of this differential equation, (y''')^2-2(y')^6=x-2

### Calculus

For how many values of x will the tangent lines to y=4sinx and y=x^2/2 be parallel? A. 0 B. 1 C. 3 D. 4 E. Infinite

### Calculus

For how many values of x will the tangent lines to y=4sinx and y=x^2/2 be parallel? A. 0 B. 1 C. 3 D. 4 E. Infinite Thanks.

### Calculus

Determine the slope of the tangent to the function f(x)=5e^x - 2e^(2x) at the point with x-coordinate x=1

### CALCULUS

Consider the function f(x)=9x3−4x5. Let F(x) be the antiderivative of f(x) with F(1)=0. Then F(4) =

### Calculus

find the area of the region bounded by the curves y=x^2-1 and y =cos(x)

### Calculus

If 3(a,3,2)-2(3,b,b)=(-3,1,-2) determine a and b. Describe the set spanned by the vectors. I don't know how to answer this

### calculus

Use table of integrals to evaluate the integral of x^4 sinxdx.

### Calculus(URGENT PLS!!!)

Find the integral of (e^cosx)sinx

### Calculus

Solve the following differential equation with initial conditions: y"=e^(-2t) + 10^(4t); y(0)=1, y'(0) = 0

### calculus

find the derivative of the function at the given number F(x)= 1/ √x at 4

### Calculus

Let f : R --> R be an odd function. Explain why, for any positive number a, the integral from -a to a of f(x) = 0.

### Calculus 1

True or false. Explain. The line x=1 is a vertical asymptote of f(x)=(x^2+x-2)/(x^2-1)

### Calculus

Find the integral of x/cos^2(x^2)dx The answer is 1/2 tan (x^2) + C. Where does the 1/2 come from?

### Calculus

Givenƒ(x) = ex, verify that lim h->0 (e^x+h - e^h)/h + e^x and explain how this illustrates that ƒ′(x) = ln e • ƒ(x) = ƒ(x)

### calculus

a particle moves according to the law a=1/t √t. if s=8 when t=1. and s=16 when t=4. find v when t=9.

### calculus

Find the equation of the curve for which y'=3x² and which passes through (1,-1).

### Calculus 1

Find the exact value of each expression. (a) cot^-1(sqrt(3))

### Calculus

Find the equation of the tangent line to f(x)=sec x - 2 cos x at (pi/3, 1).

### calculus

Find the area bounded by the curve y=1/2+2, the x-axis, and the lines x=1 and x=4. a.7 1/2 b.10 2/3 c.16 d.28 1/2

### calculus

hey guys, quick question (-8 +- sqrt -20)/-6 what does this equal

### Calculus

How can I show that the function F (x)= the integral from 2x to 5x of 1/ t dt is constant on the interval (0, +∞).

### Calculus

Maclaurian' series example "f(x)=tanx" give me answer

### Calculus 1

Find the equation of the tangent line to the curve y = (9 ln x)/x at the points (1, 0) and (e, 9/e).

### Calculus 1

Find the linear approximation of the function g(x)=cube root(1+x) at a=0.

### Calculus

Find constants a and b in the function ax^b/ln(x) such that f(1/5)=1 and there is a local min at x=1/5

### Calculus

Evaluate the integral. (Remember to use ln(|u|) where appropriate.) cot^3(3x) dx

### Calculus

Find the area of the unbounded shaded region. Y= 7/ SQRT 7-X

### Calculus

Find the area of the unbounded shaded region. Y= 7/ SQRT (7-X)

### Calculus

Evaluate using long division. The integral of x/6x-5 dx How do I divide this?

### Calculus 1

Find the local maximum and minimum for the function f(x)=2x^3-3x^2-120x+10

### Calculus

Evaluate using long division. The integral of x/6x-5 dx How do I divide this?

### Integral Calculus

Integrate (tan^-1 X)/(1+x²) dx please help, I don't know how to start this one

### Integral Calculus

Integrate (tan^-1 X)/(1+x²) dx please help, I don't know how to start this one

### Mulitvariable Calculus

How to proof tangential and normal components of a vector Thank you

### Calculus

Solve the following problem by separation of variables. T^2y'-t=ty+y+1 Y(1)=0 Y is a function of t.

### Calculus

What is the first derivative of the following function: f(x) = a^(-bx)? (I am lost with this question)

### Calculus

Find the volume bounded above by parabolic z = 6 - x^2 - y^2 and below by z= 2x^2 + y^2

### calculus

25pi/3=1/2xsquare root of 100x^2 and plus 50 arcsin(x/10)

### Calculus

Find the specific solution of the differential equation dy/dx= 4y/x^2 with condition y(-4) = e.

### Calculus

Find the y-intercept of the tangent line to y= -0.2/sqrt(6+5x) at(2.5,-0.04990597277) Thanks

### Calculus

The particular solution of the differential equation dy/dt=2*y for which y(0) = 60 is y = 60e2t y = 60 e0.5t y = 59 + et y = 30et

### Calculus

Given that the antiderivative of f(x) = e4x is F(x) = 1/4e^4x+C, evaluate the integral from 0 to 2 of e^4x, dx. e^8 1/4(1-e^8) 1/4(e^8-1) 1/4e^8 (MY ANNSWER)

### Calculus I

For what values of a and b is the line -4x+y=b tangent to the curve y=ax^3 when x=4? Can anyone give me the hint?

### Calculus

An equation of the line with slope -1 that passes through the point (2,5) is y=-x+7

### Calculus

Find the 4th Taylor polynomial, P4, generated by f(x) = 1/x at center a = 2 ?

### Calculus

Find the 4th Taylor polynomial, P4, generated by f(x) = 1/x at center a = 2 ?

### calculus help

integrate:dx/(3x^3-5)^3 i don,t know how to use wolframalpha plz show me step....

### calculus

sin(cos^-1(x/2))= draw right triangle to simplify

### Calculus question ?

Are there any horizontal asymptote on a ln natural log function

### Calculus

I need help I have to submit work at 12 est time

### Calculus

let f(x)=2x-7. Use the rigorous definition of limit to show that lim x-->4 f(x)=1

### Calculus

Use implicit differentiation to find the derivative of y with reapect to x x^2y-y^2+ln(xy)=1

### Calculus

Does the series converge? diverge? Use the Root test ((1/n)-(1/n^2))^n

### Calculus

Solve the following equation on the interval [0,2pi) if sin = -0.29?

### calculus

find the area of the parallelogram that has vectors as adjacent sides u = -2i +j +5k v = 4i -3j -3k

### Calculus

Evaluate using tabular method: integral e^(2x)cos3xdx

### math

Y=Ax^2+Bx has agradient of 7 at the point (6,8) ,find the constant numbers of A and B ? *calculus*

### calculus help me asap

if y^6=tanh^-1(tan^-4(4x^2+y^2)^2)^9 find dy/dx show work....

### Calculus

Find a value for k so that the function is continuous. f(x) = {(x^2 + 2x - 15)/(x - 3), x ≠ 3 and 2kx - 4, x = 3 Is k = 2?

### Calculus

Suppose you know f′(a) = R, a, R > 0. If f is an odd function, what is f(−a)? Explain

### calculus help

if y^3=6xy-x^3-1 show that the maximum value of y occurs where x^3=8+2sqrt(14)

### Calculus

Can you please help me find the x and y intercepts of this equation. How do I solve this? y= x^2 √9-x^2

### Calculus

Find the equation of the tangent line to the curve 2x^2y-3y^2=-11 at the point (2,-1).

### Calculus

Find the Riemann sum for f(x) = sin x over the interval [0, 2π], where x0 = 0, x1 = π/4, x2 = π/3, x3 = π, and x4 = 2π, and where c1 = π/6, c2 = π/3, c3 = 2π/3, and c4 = 3π/2.

### Calculus

Use the function f and the given real number a to find (f^-1)'(a) f(x)=x^3+8x-3 a=6 (f^-1)'(6)= Thank you.

### Calculus

Find the derivative. y=e^8x/[e^(8x)+9] y' = The answer I have is 8e^8x/[(e^8x+9)^2] but it marked it incorrect..

### calculus

find the area of the region bounded by the curves f(x)=x-x^3 ; g(x)=x^2-x ; over [0,1]

### calculus

Use the definition of derivative: lim(as h approaches 0) (f(x+h)-f(x)/(h) to find f(x)=(1)/(2x).

### calculus

how do you find the derivative of this (-x^2)/ (2) +2 and does it have any x intercepts, asypmtotes, or holes.

### Calculus

Find the magnitude and direction angle of p=42i+35j

### Calculus

Find the magnitude and direction angle of p=42i+35j

### Calculus-derivatives

At what points on the graph of f(x)=6x^2+4x-9 is the slope of the tangent line -2?

### Calculus

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

### Calculus II

If {an} (a sequence) is decreasing and an > 0 for all n, then {an} is convergent. True/False?

### Calculus

Find the derivative of the integral from x^3 to 5 of cosk/(k^2+2). My answer is ((-cos(x^3)(3x^2))/(x^6+2).

### calculus

dt/dx= ((x^2+a^2)^(1/2))/v1+((b^2+d^2)^(1/2))/v1 the function dt/dx has a zero at a unique x on (0,d). Use this to justify your discovery that d= (x^2+a^2)^(1/2) + (b^2+d^2)^(1/2)

### Calculus Antiderivatives

Find a function whose derivative is a constant k

### calculus

dy/dt = 2y^(1/2) y(0)= 2 What is Euler's method for computing yk+1 from yk with step size delta t when yo= 10

### Calculus

Find the derivative of the function y=S 10(t)^1/2 sin(t)dt y'=? S=integration symbol b=x^3 a=(x)^1/2

### Calculus

find the area of the region bounded by the graphs of y=x^2 and y=cos(x)

### calculus

Find a Cartesian equation for the curve and identify it. (r^2)cos(2θ)=1

### Calculus

Compute the absolute and relative errors in using x to approximate x. x=pi; c=3.18

### calculus

Find the area of the region enclosed by the parametric equation x = t^3−3t y = 6t^2.

### Calculus I'm really confused

solve the differential equation dy/dx=y^2/x^3 for y=f(x) with condition y(1)=1.

### calculus

Q.NO.1: Show that the function z=ln(x^2 + y^2)+2tan^-1(y/x) satisfies Laplace’s equation. (∂^2z/∂x^2)+(∂^2z/∂y^2)=0

### calculus

Q.N0.2: Show that u(x,y)=ln(x^2 + y^2) and v(x,y)=2tan^-1(y/x) satisfy Cauchy-Riemann equations (∂u/∂x)=(∂v/∂y) and (∂u/∂y)=(-∂v/∂x)

### calculus

Find the radius of convergence, R,and the interval, I, of the series. starting n=1 [(x-4)^n]/(n^n)