Answer
$10a^{2}-2.7a+1.8$
Work Step by Step
Using the FOIL method, $(.3-2a)(.6-5a)=(.3)(.6)+(.3)(-5a)+(-2a)(.6)+(-2a)(-5a)=1.8+(-1.5a)+(-1.2a)+10a^{2}=1.8-1.5a-1.2a+10a^{2}=1.8-2.7a+10a^{2}=10a^{2}-2.7a+1.8$.
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 5 - Section 5.6 - Special Products - Exercise Set - Page 387: 16
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