Answer
$\frac{9}{25}$
Work Step by Step
$(1-\frac{2}{5})^{2}$
$=(\frac{5}{5}-\frac{2}{5})^{2}$
$=(\frac{3}{5})^{2}$
$=\frac{3}{5}\times\frac{3}{5}$
$=\frac{9}{25}$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 4 - Section 4.6 - Complex Fractions and Review of Order of Operations - Exercise Set - Page 285: 45
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