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If theta= (pi)/(6), then the 10th term o...

If `theta= (pi)/(6)`, then the 10th term of the series `1+(cos theta +isin theta)+(cos theta +isin theta)^(2)+"……."` is

A

`-1`

B

`-i`

C

`((1+isqrt(3))/(2))`

D

`((1-isqrt(3))/(2))`

Text Solution

Verified by Experts

The correct Answer is:
B
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