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if sin theta = sina, then :...

if `sin theta = sina`, then :

A

`(theta + a)/2` is any odd multiple of `pi/2`and `(theta - a)/2` is any multiple of `pi`

B

`(theta + a)/2` is any even multiple of `pi/2`and `(theta - a)/2` is any odd multiple of `pi`

C

`(theta + a)/2` is any multiple of `pi/2` and `(theta - a)/2` is any odd multiple of `pi`

D

`(theta + a)/2` is any multiple of `pi/2` and `(theta - a)/2` is any multiple of `pi.`

Text Solution

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The correct Answer is:
A
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