Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 9 - Quadratic Functions and Equations - Mid-Chapter Quiz - Page 560: 10


Please see the graph.

Work Step by Step

$x^2-16=0$ $x^2-16+16=0+16$ $x^2 = 16$ $\sqrt {x^2} = \sqrt {16}$ $x=4, -4$
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