- #1

rubecuber

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## Homework Statement

Integral 17(sin(x))^3(cos(x))^9

http://www.mediafire.com/imageview.php?quickkey=55l9ediwdqxsg4f&thumb=4

## Homework Equations

Integration

## The Attempt at a Solution

I get (-17(5sin(x))^2 +1)(cos(x))^10)/60. But I'm wrong. It says I need to change something but I don't know what.

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