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The slope of the curve y = e^(x) cos x, ...

The slope of the curve `y = e^(x) cos x, x in (-pi, pi)` is maximum at a)`x = (pi)/(2)` b)`x = - (pi)/(2)`c)`x = (pi)/(4)` d)x = 0

A

`x = (pi)/(2)`

B

`x = - (pi)/(2)`

C

`x = (pi)/(4)`

D

x = 0

Text Solution

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The correct Answer is:
D
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