Answer
$-9m(2m^{2}+3m-1)=-18m^{3}-27m^{2}+9m$
Work Step by Step
$-9m(2m^{2}+3m-1)$
Multiply $-9m$ by each term inside the parentheses, and add the resulting products:
$-9m(2m^{2}+3m-1)=-18m^{3}-27m^{2}+9m$
You can help us out by revising, improving and updating this answer.
Update this answerAfter 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.