Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 5 - Section 5.5 - Multiplying Polynomials - Exercise Set - Page 381: 84

Answer

$20x^{2}-24x+7$

Work Step by Step

$(2x-1)(10x-7)=2x(10x-7)-1(10x-7)=(2x)(10x)+(2x)(-7)-1(10x)-1(-7)=20x^{2}-14x-10x+7=20x^{2}-24x+7$
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