Hi!

Problem:Find the primitive function to

Solution attempt:

I tried the substitution , which gives us

Substituting into the integral I got (if I havenīt done any algebraic mistake)

And this is where I am stuck.

Thx

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- July 5th 2009, 05:16 AMTwigPrimitive function
Hi!

**Problem:**Find the primitive function to

**Solution attempt:**

I tried the substitution , which gives us

Substituting into the integral I got (if I havenīt done any algebraic mistake)

And this is where I am stuck.

Thx - July 5th 2009, 05:24 AMmalaygoel

divide every term by

and then substitute

- July 5th 2009, 05:37 AMTwig
Hi

Thank you! This solution is like a million times easier. - July 5th 2009, 05:38 AMSoroban
Hello, Twig!

Another approach . . . but malaygoel's is the best!

Quote:

Find the primitive function to: .

The denominator is: .

The integral becomes: .

Let

Substitute: .

Back-substitute: .