# integrate

how do i integrate

2u du /u-2+2u^2

so i used subsitution rule?
or can i used integration by parts and how? thanks in adnvace

1. 👍 0
2. 👎 0
3. 👁 97
asked by allison
1. Is all of u -2 +2u^2
a denominator?

That is (2u-1)(u+1)

So you would be integrating
2u/[(2u-1)(u+1)]

The method of partial fractions can be used.

See
http://www.math.ucdavis.edu/~kouba/CalcTwoDIRECTORY/partialfracdirectory/PartialFrac.html

1. 👍 0
2. 👎 0
posted by drwls

## Similar Questions

1. ### Integral calculus

Please do help solve the followings 1) Integrate e^4 dx 2) Integrate dx/sqrt(90^2-4x^2) 3) Integrate (e^x+x)^2(e^x+1) dx 4) Integrate xe^x2 dx e^4 is a constant. 3) let u= e^x + x du= (e^x + 1)dx 4) let u= x du=dx v= e^x dv= e^x

asked by Febby-1 on April 13, 2007
2. ### calculus

1) Integrate Cos^n(x) dx 2) Integrate e^(ax)Sinbx dx 3) Integrate (5xCos3x) dx I Will be happy to critique your thinking on these. 1) Derive a recursive relation. 2) Simplest by replacing sin(bx) by Exp[i b x] and taking imaginary

asked by Febby on April 13, 2007
3. ### Calculus

6.] Replace the integral in exercise 5 (int. (1/ 1 – t) dt a = 0, b = 1/2with ?1/(1+t) dt with a = 0, b = 1, and repeat the four steps. a. integrate using a graphing utility b. integrate exactly c. integrate by replacing the

asked by Rajeev on October 16, 2011
4. ### Calc 1

integrate from 0 to pi/4 (sec^2x)/((1+7tanx)^2)^1/3 integrate form pi^2/36 to pi^2/4 (cos(x^1/2))/(xsin(x^1/2))^1/2 integrate from 0 to pi/3 (tanx)/(2secx)^1/2

asked by Frank on November 30, 2012
5. ### Caculus

integrate x^(1/2)e^x.dx from 0 to 4, n=12 1) the trapezoidal rule

asked by chen on November 24, 2010
6. ### calculus 2

Justify, with a written explanation or a mathematical reasoning and with a sketch of at least two different cases, the following properties of integrals: a) If f(x) is less than or equal to g(x) for a

asked by bobby on September 12, 2012
7. ### Calculus II/III

A. Find the integral of the following function. Integral of (x√(x+1)) dx. B. Set up and evaluate the integral of (2√x) for the area of the surface generated by revolving the curve about the x-axis from 4 to 9. For part B of

asked by Ryoma on February 19, 2007
8. ### Maths

Integrate (4e^-x)/3sqrd 1+3e^-x) using Trapezium rule with 6 intervals.

asked by Bernadene on August 6, 2016
9. ### Maths

Question : Integrate [x/(1+(sin a*sin x))] from 0 to pi My first thought was to apply integrate f(x) dx= f(a-x) dx method Which simplified the integral into; 2I = integrate [pi/(1+(sin a*sin x))] dx , cancelling out x Then I made

asked by Ashley on March 18, 2019
10. ### Calc

How do you solve ∫sin(3x+4)dx? I got the -cos(3x+4) part, but do you have to integrate the 3x+4 too? Does chain rule apply?

asked by Erica on January 2, 2011

More Similar Questions