Simplifying a rational expression with i on the denominator

The video tutorial explains how to simplify expressions involving complex numbers, specifically focusing on removing 'i' from the denominator. It covers when to multiply by the complex conjugate for binomials and when it's sufficient to multiply by 'i' for monomials. The tutorial demonstrates the process and results in a negative value, emphasizing the importance of understanding these operations.

What happens when we multiply by 'I' in the expression?

What does '3I over I^2' equal according to the explanation?