Integration By Parts Problem

  • #1

Homework Statement



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Homework Equations



The Attempt at a Solution



I tried this problem and couldn't figure it out so I went and got the solution. However, I don't understand step 6 of the solution. I'm not sure how

[tex](n-1)\int\sin^{n-2}x(1-\sin^2x)dx=(n-1)\int\sin^{n-2}dx-(n-1)\int\sin^nx dx[/tex]
 

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Answers and Replies

  • #2
Never mind, I've found my stupid mistake. Distributive Property!
 

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