tanA+cot(180^0+A)+cot(90^0+A)+cot(360^0-...

`tanA+cot(180^0+A)+cot(90^0+A)+cot(360^0-A)=`

A

0

B

`2 tan A `

C

`2 cot A`

D

`2(tan A-cot A)`

Verified by Experts

The correct Answer is:

A

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