86 Answered Questions for the topic Integrals

11/20/13

Find the improper integral?

Find the improper integral of dx/x^5 from 1 to infinity. Answer: 1/4

11/09/13

Find the integral?

Find ∫ (sin(6x))2(cos(6x))2 dx.

10/26/13

Could you help me to find a solution for this integral?

int {1/(x^2 Sqrt[1 - b^2/x^2 + (k/E) (exp[-2 a (x - c)] - 2 exp[-a (x - c)])])} dx   a,b,c,E,k are parameters

09/15/13

Evaluate the integral... Se^(3x)cos(2x)dx S=Integral

Se^(3x)cos(2x)dx  S=Integral

07/27/13

Definite Integral best method to double check answers?

A problem I am dealing with is finding the Definite Integral, from 1 to 2, of (4x^3 – 3x^2) dx: I understand that you integrate, Plug in upper limit then subtract lower limit. my answer comes out... more

07/26/13

Find a formula involving integrals?

Find a formula involving integrals for a particular solution of y'''-y"+y'-y=g(t). Answer: Y(t)=(1/2)∫(from to to t) [e^(t-s)-sin(t-s)-cos(t-s)]g(s)ds

05/04/13

Evaluate the double integral?

Evaluate the double integral from 0 to 1 and x^2 to 1 of (x^3)(sin(y^3)) dy dx by reversing the order of integration. I know how to solve the integral, I just don't know how to set up the new... more

03/23/13

How do you find the equation to an integral when the equation is not given but the answer to the integral is?

int; integral sign Find int (bottom: -3 top: -5.5) (8*f(x)-9)dx when int (bottom:-5.5 top:-3) f(x)dx = -2 Also; let int (bottom: -8 top: -0.5) f(x)dx =8 int (bottom: -8 top: -5.5) f(x)dx =... more

03/20/13

Anti derivative for : cos^2xsin^3x

Find the antiderivative for cosine sqaured x multiplied by sin to the cubed x (cosx)^2 times (sinx)^3

12/12/12

how to solve integral of x^2 dx/x^6+3x^3+2

well, I have trouble with this problem! Where should I start?

11/15/12

how do u deal with the 1 in integral(from 0 to 3) (1+sqrt(9-x^2)dx

how to solve with extra addend 1 in the integral?
1 2 4

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