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If y = (1 + tan A) (1 - tan B), where A ...

If y = (1 + tan A) (1 - tan B), where `A -B=pi/4` then `(y+ 1)^(y + 1)` is equal to ............ A) 9 B) 4 C) 27 D) 81

A

9

B

4

C

27

D

81

Text Solution

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The correct Answer is:
C
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