यदि sin theta =1/2 हो तो (1-2 sin^2 thet...

यदि `sin theta =1/2` हो तो `(1-2 sin^2 theta)/(sin theta)` का मान होगा -

A

2

B

1

C

0

D

`-1`

लिखित उत्तर

Verified by Experts

The correct Answer is:

B

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