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The value of sum(k=1)^10(sin(2pik)/11-ic...

The value of `sum_(k=1)^10(sin(2pik)/11-icos(2pik)/11)` is

A

2

B

1

C

0

D

-1

Text Solution

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The correct Answer is:
B
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Knowledge Check

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    D
    `i`

  • The value of sum_(r=1)^(8)(sin(2rpi)/9+icos(2rpi)/9) , is

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    `-1`
    B
    1
    C
    i
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