#### Answer

$256$

#### Work Step by Step

$x^y$ is calculated by multiplying $x$ by itself $y$ times.
$2^8 = 2\cdot 2\cdot 2\cdot 2\cdot 2\cdot 2\cdot 2\cdot 2 = 256$

Published by
Pearson

ISBN 10:
0321955048

ISBN 13:
978-0-32195-504-3

$256$

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