#### Answer

a) 6, b) $x \leq 4$

#### Work Step by Step

Given: $f9x)=\sqrt{8-2x}$
a) Need to find $f(-14)$
$f(-14)=\sqrt{8-2(-14)}=\sqrt{36}=6$
b) Domain can be determined as follows:
$8-2x\geq 0$
or, $-2x\geq -8$
or, $2x \leq 8$
Thus, $x \leq 4$

Published by
Pearson

ISBN 10:
0-13417-894-7

ISBN 13:
978-0-13417-894-3

a) 6, b) $x \leq 4$

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