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If tan (pi cos theta) = cot (pi sin thet...

If `tan (pi cos theta) = cot (pi sin theta), ` then the valus of `cos (theta -(pi)/(4))` are-

A

`pm(1)/(2sqrt2)`

B

`pm1/2`

C

`pm(1)/(sqrt2)`

D

`pm(1)/(4)`

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A
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CHHAYA PUBLICATION-MCQ's-QUESTION PAPER 8
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  8. In any triangle ABC, the value of (b^(2)sin 2C + c^(2) sin 2B) is-

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  9. If a sin theta =b sin (120^(@) +theta) =c sin (240^(@) +theta), then ...

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  19. The value od the expression sqrt(2+sqrt(2+sqrt(2+2 cos 8 theta )))is-

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