Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 3 - Exponents, Polynomials and Functions - 3.2 Combining Functions - 3.2 Exercises: 41

Answer

$6x^3+5x^2-11x+35$

Work Step by Step

$(2x+5)(3x^2-5x+7)$ $=2x(3x^2-5x+7)+5(3x^2-5x+7)$ $=6x^3-10x^2+14x+15x^2-25x+35$ $=6x^3+5x^2-11x+35$
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