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OpenStudy (anonymous):
integrate: -cos^2(x/2)sin(x/2)
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OpenStudy (anonymous):
take cos^2(x/2) as t .. take sinx/2 as dt .. the equation reduces to Integral of 2t^2dt .. there fore answer is 2/3 t^3
OpenStudy (anonymous):
my bad.. take -sin x/2 as dt.
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