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The value of sum(k=0)^(n)(i^(k)+i^(k+1))...

The value of `sum_(k=0)^(n)(i^(k)+i^(k+1))`, where `i^(2)= -1`, is equal to

A

`i- i^(n)`

B

`-i+ i^(n+1)`

C

`i- i^(n+1)`

D

`i- i^(n+2)`

Text Solution

Verified by Experts

The correct Answer is:
D
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