Work Step by Step
Plugging in the given value of m and using order of operations to solve: $$ = (-3)^2 -4(-3) \\ =9+12 \\ =21$$
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.