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If sin 5 theta^@=cos 20^@ (0^@< theta <9...

If `sin 5 theta^@=cos 20^@ (0^@< theta <90^@)`, then the value of `theta` is-
यदि `sin 5 theta^@=cos 20^@ (0^@< theta <90^@)` हो, तो `theta` का मान क्या होगा ?

A

`4^@`

B

`22^@`

C

`10^@`

D

`14^@`

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CHAMPION PUBLICATION-2013 TIER-II PAPER(20)-EXERCISE
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  2. If x=a(sin theta+cos theta) and y=b(sin theta-cos theta), then the val...

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  3. If sin 5 theta^@=cos 20^@ (0^@< theta <90^@), then the value of theta ...

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