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I : If sin((pi)/(4)cot theta)=cos ((pi)/...

I : If `sin((pi)/(4)cot theta)=cos ((pi)/(4)tan theta)` then `theta = n pi+pi//4, n in Z`
II : If `tan ((pi)/(2)sin theta)=cot((pi)/(2)cos theta)` then `sin (theta + (pi)/(4))= pm (1)/(sqrt(2))`

A

only I is true

B

only II is true

C

both I and II are true

D

neither I or II are true

Text Solution

Verified by Experts

The correct Answer is:
C
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