Answer
$\frac{1}{4}$
Work Step by Step
Gathered: $2^{-1}+2^{-2}=\frac{1}{2}+\frac{1}{4}=\frac{3}{4}$
Needed: $1-$gathered$=1-\frac{3}{4}=\frac{1}{4}$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter P - Section P.2 - Exponents and Scientific Notation - Exercise Set - Page 32: 144
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