The value of (sec^2 theta(2+tan^2 theta ...

The value of `(sec^2 theta(2+tan^2 theta +cot^2 theta) div (sin^2 theta-tan^2 theta))/((cosec^2 theta+sec^2 theta)(1+ cot^2 theta)^2)` is:
`(sec^2 theta(2+tan^2 theta +cot^2 theta) div (sin^2 theta-tan^2 theta))/((cosec^2 theta+sec^2 theta)(1+ cot^2 theta)^2)` का मान ज्ञात कीजिए?

A

-1

B

1

C

-2

D

2

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