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If 1+ cos theta =k where theta is acute...

If `1+ cos theta =k ` where `theta` is acute, then the value of `sin ""theta/2` is-

A

`sqrt(2-k)`

B

`sqrt((2-k)/(2))`

C

`sqrt((1-k)/(2))`

D

`sqrt((2+k)/(2))`

Text Solution

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The correct Answer is:
B
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CHHAYA PUBLICATION-MCQ's-QUESTION PAPER 9
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