#### Answer

$256$

#### Work Step by Step

$4^{4} = 256$
We have
$4\times4 = 16$
$16\times4 = 64$
$64\times4 = 256$

Published by
Pearson

ISBN 10:
0321726391

ISBN 13:
978-0-32172-639-1

$256$

$4^{4} = 256$
We have
$4\times4 = 16$
$16\times4 = 64$
$64\times4 = 256$

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