InterviewSolution
Saved Bookmarks
| 1. |
Find the value of following expression: i + i2 + i3 + i4 |
|
Answer» i + i2 + i3 + i4 = i + i2 + i2×i + i4 = i – 1 + (– 1)×i + 1 since i4 = 1, i2 = – 1 = i – 1 – i + 1 = 0 |
|