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The largest interval lying in (-pi/2,pi/...

The largest interval lying in `(-pi/2,pi/2)` for which the function `[f(x)=4^-x^2+cos^(-1)(x/2-1)+log(cosx)]` is defined, is

A

`-(pi)/(2), (pi)/(2)`

B

`(-(pi)/(4), (pi)/(2))`

C

`(0, (pi)/(2))`

D

`[0, pi]`

Text Solution

Verified by Experts

The correct Answer is:
C
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