Let i^(2)=-1, then (i^(10)-1/(i^(11)))+(...

Let `i^(2)=-1`, then `(i^(10)-1/(i^(11)))+(i^(11)-1/(i^(12)))+(i^(12)-1/(i^(13)))+(i^(13)-1/(i^(14)))+(i^(14)+1/(i^(15)))` is equal to a)`-1+i` b)`-1-i` c)`1+i` d)`-i`

A

`-1+i`

B

`-1-i`

C

`1+i`

D

`-i`

Verified by Experts

The correct Answer is:

C

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