If X - Beta(p,q), derive E(X^n)

I'm having a hard time with the integration on this problem. Can anyone lead me through it?

Thanks.

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- Dec 2nd 2012, 02:13 PMmezyexpected value in a beta dist.
If X - Beta(p,q), derive E(X^n)

I'm having a hard time with the integration on this problem. Can anyone lead me through it?

Thanks. - Dec 2nd 2012, 05:51 PMScopurRe: expected value in a beta dist.
Here's how i would approach this question:

So

Can you finish?