Answer
$\log_{3}{32xy}$
Work Step by Step
Use the Product Property of Logarithms. According to this property, $\log_b {mn} = \log_b {m} + \log_b {n}$.
Thus, the given expression is equivalent to:
$\log_{3}[{(4)(y)(8x)}]$
Multiply to simplify:
$\log_{3}{32xy}$