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sec^4x-sec^2x is equal to...

`sec^4x-sec^2x` is equal to

A

`tan ^(4) x- tan ^(2)`

B

`tan ^(4) x+ tan ^(2) x`

C

`tan ^(2) x- tan ^(4) x`

D

`2 tan ^(2) x`

Text Solution

Verified by Experts

The correct Answer is:
B
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