Answer
$f(-1)= 1/8$
$f(2)= 8$
$f(3)= 32$
Work Step by Step
$f(x) = 1/2 * 4^x$
$f(-1) = 1/2 * 4^{-1}$
$f(-1) = 1/2 * 1/4 = 1/8$
$f(2) = 1/2 * 4^2$
$f(2) = 1/2 * 16 = 8$
$f(3) = 1/2 * 4^3$
$f(3) = 1/2 * 64 = 32$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 7 - Exponents and Exponential Functions - Chapter Test - Page 467: 15
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