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The root of the equation 1-costheta=sint...

The root of the equation `1-costheta=sintheta*"sin"(theta)/(2)` is

A

`k pi, k in I`

B

`2k pi, k in I`

C

`"k" pi/2, k in I`

D

None of these

Text Solution

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The correct Answer is:
B
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