For the curve y=3 sin theta cos theta, x...

For the curve `y=3 sin theta cos theta, x=e^(theta) sin theta, 0 le theta le pi`, the tangent is paralle to x-axis when `theta` is

A

`3pi//4`

B

`pi//2`

C

`pi//4`

D

`pi//6`

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The correct Answer is:

C

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