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If tan(picostheta)=cot(pisintheta), the...

If `tan(picostheta)=cot(pisintheta),` then prove that `cos(theta-(pi)/(4))=pm(1)/(2sqrt(2))`

A

`1//2`

B

`1//sqrt(2)`

C

`pm1//2sqrt(2)`

D

`1//3sqrt(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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