Question

The imaginary number i is defined i^2 = −1. The value of 147 i is

a) −i b) i c) −1 d) 1 e) −146

pls answer :)

Answer 1

Answer:

option c is correct

It's a geometric series with the ratio i. The sum is (i-i24)/(1-i)=(i-1)/(1-i)=-1

mark it as a brainlist answer

Answer 2

Answer:

I keep getting i^23=i^20+3=i(4x5)+3=-i It should up -1 but I do not know how