The tangent to the curve given by x=e^t....

The tangent to the curve given by `x=e^t. "cos t, y =e^t. sin t` at `t= pi/(ul4)` markes with X-axis an angle :

A

0

B

`pi/4`

C

`pi/3`

D

`pi/2`

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Verified by Experts

The correct Answer is:

D

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