Answer
$35x^2+15x$
Work Step by Step
RECALL:
(i) $a^m \cdot a^n = a^{m+n}$
Use the rule above to obtain:
$=5x(7x) + 5x(3)
\\=35x^{1+1} + 15x
\\=35x^2+15x$
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
Published by
Cengage Learning
ISBN 10:
1285194055
ISBN 13:
978-1-28519-405-9
Chapter 5 - Exponents and Polynomials - Chapter 5 Review Problem Set - Page 230: 19
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.
