(tan h x)/(sec h x - 1) + (tan hx)/(sec ...

`(tan h x)/(sec h x - 1) + (tan hx)/(sec h x + 1) =`

A

cosec h x

B

2 cosec h x

C

`-"cosec h x"`

D

`-"2 cosec h x"`

Text Solution

Verified by Experts

The correct Answer is:

D

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