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If 13 theta =pi , " prove that " cos the...

`If 13 theta =pi , " prove that " cos theta cos 2theta cos3 theta cos4theta cos5 theta cos6 theta =1/2^(6)`

Text Solution

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The correct Answer is:
`1/(2^(6) sin theta). sin theta = 1/2^(6) = R.H.S.`
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