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(sqrt2 - sin alpha - cos alpha )/( sin a...

`(sqrt2 - sin alpha - cos alpha )/( sin alpha - cos alpha)=`

A

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

B

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

C

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

D

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

Text Solution

Verified by Experts

The correct Answer is:
C
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