#### Answer

$x^{40}$

#### Work Step by Step

Use the rule $(a^m)^n=a^{mn}$ to obtain:
$(x^{4})^{10}=x^{4(10)}=x^{40}$

Published by
Pearson

ISBN 10:
0-32184-874-8

ISBN 13:
978-0-32184-874-1

$x^{40}$

Use the rule $(a^m)^n=a^{mn}$ to obtain:
$(x^{4})^{10}=x^{4(10)}=x^{40}$

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