Answer
$= -\frac{1}{2}$
Work Step by Step
$= \frac{5-2\times6 + (-3)}{(-2)^{2}+4^{2}}$
$= \frac{5-12 - 3}{4+16}$
$= \frac{-10}{20}$
$= -\frac{1}{2}$
Elementary Geometry for College Students (5th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Brooks Cole
ISBN 10:
1439047901
ISBN 13:
978-1-43904-790-3
Appendix A - A.1 - Algebraic Expressions - Exercises - Page 543: 23d
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