(cos 10^0+ sin 10^0)/(cos 10^0-sin 10^0)...

`(cos 10^0+ sin 10^0)/(cos 10^0-sin 10^0)` is equal to..................... a. `tan55^0` b. `cos 55^0` c.`-tan35^0` d. `-cot35^0`

A

`tan 55^(@)`

B

`cot 55^(@)`

C

`- tan 55^(@)`

D

`- cot 35^(@)`

Verified by Experts

The correct Answer is:

A

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