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If (sec A + tan A) (sec B + tan B) (sec ...

If `(sec A + tan A) (sec B + tan B) (sec C + tan C) = (sec A-tan A) (sec B-tan B) (sec C-tan C)` then each side is equal to

A

1

B

`-1`

C

0

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
A, B
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