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July 29, 2015

Homework Help: calc

Posted by tom on Sunday, February 20, 2011 at 7:56pm.

find integral using table of integrals )
integral sin^4xdx
this the formula i used
integral sin^n xdx =-1/n sin^n-1xcosx +n-1/n integral sin^n-2

using the formula this is what i got: integral sin^4xdx=-1/4sin^3xcosx+3/4 integral sin^2xdx= -1/2sinxcosx+1/2 integral 1 dx
can someone please show me how to combine the two integrals to get the final answer.

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