Answer
$X=1$ or $X=7$
Work Step by Step
$x^{2}-8x+7$
=$x^{2}-x-7x+7$
=$x(x-1)-7(x-1)$
= $(x-1) (x-7)$
$x=1$ or $x=7$
Finite Math and Applied Calculus (6th Edition)
by Waner, Stefan; Costenoble, Steven
Published by
Brooks Cole
ISBN 10:
1133607705
ISBN 13:
978-1-13360-770-0
Chapter 0 - Section 0.3 - Multiplying and Factoring Algebraic Expressions - Exercises - Page 21: 35
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