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The general value of theta which satisfi...

The general value of `theta` which satisfies the equation `(cos theta + i sin theta) (cos 3 theta + I sin 3 theta) ….. {cos(2n - 1) theta + I sin (2n - 1) theta} = 1` is

A

`(r n pi)/(r^(2))`

B

`((n-1)pi)/(r^(2))`

C

`((2n+1)pi)/(r^(2))`

D

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The correct Answer is:
D
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