If sin^(2) x tan x + cos ^(2) x cot x - ...

If `sin^(2) x tan x + cos ^(2) x cot x - sin 2 x = 1 + tan x + cot x x in (0, pi)` then x =

A

`(3 pi)/( 12), (5 pi)/(12)`

B

`(5 pi)/( 12), (7 pi)/(12)`

C

`(7 pi)/( 12), (11 pi)/( 12)`

D

`(9 pi)/(12), (9 pi)/( 12)`

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The correct Answer is:

C

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