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If (-pi)/(2) lt theta lt (pi)/(2) and th...

If `(-pi)/(2) lt theta lt (pi)/(2) and theta ne +- (pi)/(4)`, then
the value of `cot((pi)/(4) + theta)cot((pi)/(4)-theta)`is

A

0

B

-1

C

1

D

-2

Text Solution

Verified by Experts

The correct Answer is:
C
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