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If cos^(2)alpha-sin^(2)alpha=tan^(2)bet...

If `cos^(2)alpha-sin^(2)alpha=tan^(2)beta`, then the value of `cos^(2)beta-sin^(2)beta` is

A

`cot^(2)alpha`

B

`cot^(2)beta`

C

`tan^(2)alpha`

D

`tan^(2)beta`

Text Solution

Verified by Experts

The correct Answer is:
C
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