Answer
$a^{4}$
Work Step by Step
$\frac{(2a^{6})(4a)}{8a^{3}}$
$\frac{8a^{7}}{8a^{3}}$
$\frac{1a^{7}}{1a^{3}}$
$a^{7-3}$
$a^{4}$
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