Suppose m and n are constants and m #n. Evaluate sin(mx) cos(nx) dx A − cos(m− n)x+ · -cos(m+n)x] + C m-n m+n B [sin(-n)x+; +sin(m+n)x] + C C -cos(m-n)x-. ______ cos(m+n)x] + C (D) cos(m-nx- = cos(m+n)x] + C n-m 2 m-n m+n cos

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A:

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A: Please refer the attached image for complete solution.

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