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: 41

Answer

$1-7a+12a^{2}$

Work Step by Step

$(1-3a)(1-4a)=1(1-4a)-3a(1-4a)=(1)(1)+(1)(-4a)-3a(1)-3a(-4a)=1-4a-3a+12a^{1+1}=1-4a-3a+12a^{2}=1-7a+12a^{2}$
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