Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 5 - Exponents and Polynomials - 5.3 - Multiplying Polynomials - Problem Set 5.3: 28

Answer

3$x^{3}$ - 8$x^{2}$ - 22x + 24

Work Step by Step

(x - 4)(3$x^{2}$ + 4x - 6) = Use the distributive property. x(3$x^{2}$) +x(4x) +x(-6) -4(3$x^{2}$) -4(4x) -4(-6) = 3$x^{3}$ + 4$x^{2}$ -6x -12$x^{2}$ - 16x + 24= Simplify. 3$x^{3}$ - 8$x^{2}$ - 22x + 24
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