Question

Simplify. 1/i plz help

Answer 1

Rationalize the denominator.

Answer 2

\[\frac{1}{i} = \frac{1}{i}\ \cdot \frac ii = \frac{i}{i^2} = \frac{i}{-1} = \boxed{-i}\]This is something you need to memorize.

Answer 3

Thank you