a=0, b= pie/3 sin theta/ cos^2 theta(adsbygoogle = window.adsbygoogle || []).push({});

i let u= cos theta

du/dx= -sin theta

-du = sin theta

sin theta/u^2 theta

then i anti differentiated it

-cos theta/ (1/3)(cos)^3 theta

this is where i got stuck

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# Homework Help: Evaluate the definite integral and it exists

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