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((1+cos theta)^2+ sin^2 theta)/((cosec^2...

`((1+cos theta)^2+ sin^2 theta)/((cosec^2 theta-1) sin^2 theta)` =

A

`2 cos theta(1+sec theta)`

B

`cos theta(1+sin theta)`

C

`2 sec theta(1+sec theta)`

D

`sec theta(1+sin theta)`

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