Answer
$9x^2-30x+25$
Work Step by Step
This is a square of a difference of two terms; hence we have
$$
(3x-5)^2=9x^2+2(-5)(3x)+25=9x^2-30x+25
.$$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 10 - Test - Page 358: 4
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