Asked by Pen
Integrate:
Cos^7(2x)
Explanation would be helpful
Cos^7(2x)
Explanation would be helpful
Answers
Answered by
Steve
what you have is
cosx (1-sin^2 x)^3 dx
Now expand the polynomial, and each power is sinx is accompanied by cosx, which is just d(sinx).
cosx (1-sin^2 x)^3 dx
Now expand the polynomial, and each power is sinx is accompanied by cosx, which is just d(sinx).
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