sum(k=1)^(88) (-1)^(k+1)(1)/(sin^(2) (k+...

`sum_(k=1)^(88) (-1)^(k+1)(1)/(sin^(2) (k+1)^(@) - sin^(2) 1^(@))` का मान है

A

`tan2^(@)`

B

`cot 2^(@)`

C

`(sin 2^(@))/(cot 2^(@))`

D

`(cot 2^(@))/(sin 2^(@))`

Verified by Experts

The correct Answer is:

D

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