Answer
$9x^2-24x+16$
Work Step by Step
We square (expand) the binomial to obtain:
$$
(3x - 4)^2=(3x-4)(3x-4)=(3 x)^2+2\cdot (-4) \cdot 3 x+(-4)^2=9x^2-24x+16
.$$
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Appendix A - Review - A.3 Polynomials - A.3 Assess Your Understanding - Page A31: 76
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