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If rolle's theorem for f(x) =e^(x) (...

If rolle's theorem for `f(x) =e^(x) (sin x-cos x) ` is verified on `[(pi)/(4),5(pi)/(4)]` , then the value of c is

A

`(pi)/(3)`

B

`(pi)/(2)`

C

`3(pi)/(4)`

D

`pi`

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The correct Answer is:
D
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