Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 8 - Polynomials and Factoring - 8-2 Multiplying and Factoring - Lesson Check - Page 482: 1

Answer

$12x^4+42x^2$

Work Step by Step

$6x(2x^3+7x)\longrightarrow$ multiply using the distributive property $6x(2x^3)+6x(7x)\longrightarrow$ multiply the coefficients and add the exponents $12x^{(1+3)}+42x^{(1+1)}\longrightarrow$ simplify $12x^4+42x^2$
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