Answer
$12x^{12}+21x$
Work Step by Step
We are given the expression $3x(4x+7$). We can use the distributive property to simplify.
$3x\times4x+3x\times7=12x^{1+1}+21x=12x^{12}+21x$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 5 - Section 5.4 - Multiplying Polynomials - Exercise Set - Page 288: 5
Update this answer!
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.
