If x in((pi)/(2),pi), then (secx-1)/(sec...

If `x in((pi)/(2),pi)`, then `(secx-1)/(secx+1)` is equal to a)`(cosecx+cotx)^(2)` b)`(sinx-cosx)^(2)` c)`(cosecx-cotx)^(2)` d)`(secx+tanx)^(2)`

A

`(cosecx+cotx)^(2)`

B

`(sinx-cosx)^(2)`

C

`(cosecx-cotx)^(2)`

D

`(secx+tanx)^(2)`

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The correct Answer is:

C

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