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(sqrt(2)-sinalpha-cosalpha)/(sinalpha-co...

`(sqrt(2)-sinalpha-cosalpha)/(sinalpha-cosalpha)` is equal to

A

`sec((alpha)/(2)-(pi)/(8))`

B

`cos((pi)/(8)-(alpha)/(2))`

C

`tan((pi)/(2)-(pi)/(8))`

D

`cot((alpha)/(2)-(pi)/(2))`

Text Solution

Verified by Experts

The correct Answer is:
C
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