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If tan ^(-1) x+tan ^(-1) y+tan ^(-1) z=(...

If `tan ^(-1) x+tan ^(-1) y+tan ^(-1) z=(pi)/(2),` then `1-x y-y z-z x=`

A

1

B

0

C

-1

D

2

Text Solution

Verified by Experts

The correct Answer is:
B
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