If y=sin^(n)x cos n x, then (dy)/(dx) i...

If `y=sin^(n)x cos n x, ` then `(dy)/(dx)` is

A

`nsin^(n-1)xcos(n+1)x`

B

`nsin^(n-1)xsin(n+1)x`

C

`nsin^(n-1)xcos(n-1)x`

D

`nsin^(n-1)xcosnx`

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The correct Answer is:

A

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