integrate

Asked by  | 18th Feb, 2009, 07:57: PM

Expert Answer:

we can write sin5x = sin4x sinx = ( 1- cos2x)2 sinx

now if we put cosx = t then we get -sinx dx = dt

so now we have to integrate  -( 1- t2)2 dt which can be solved easily.

similarly we can solve the other half.

 

Answered by  | 18th Feb, 2009, 09:52: PM

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