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The complex number sinx+icos 2x and cosx...

The complex number `sinx+icos 2x and cosx-isin2x` are conjugate to each other for

A

`x=npi`

B

`x=(n+1//2)pi`

C

`x=0`

D

none

Text Solution

Verified by Experts

The correct Answer is:
D
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