If theta in ((pi)/(2), (3pi)/(2)), then ...

If `theta in ((pi)/(2), (3pi)/(2)),` then the value of `sqrt(4 cos ^(4) theta + sin ^(2) 2 theta) + 4 cot theta cos ^(2) ((pi)/(4) -(theta)/(2))` is

A

`-2 cot theta`

B

`2 cot theta`

C

`2 cos theta`

D

`2 sin theta`

Verified by Experts

The correct Answer is:

B

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