1.

Find 7 cos mx dx.

A. ( frac{7 ,sin u2061mx}{x}+C )
B. ( frac{7 ,sin u2061mx}{m}+C )
C. ( frac{sin u2061mx}{x}+C )
D. ( frac{sin u2061x}{m}+C )
Answer» C. ( frac{sin u2061mx}{x}+C )


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