Question

What is the value of
i^2? Explain.

Answer 1

Answer:

-1

Step-by-step explanation:

There is no explanation because, by definition, i^2 = -1. The imaginary numbers is something to be memorized.

Something to remember:

i^0=1

i^1=i

i^2=-1  

i^3=-i

The pattern repeats every fourth power.