Answer
$8x^2y^2\sqrt{xy}$
Work Step by Step
$6y^2\sqrt{x^5y}+2x^2\sqrt{xy^5}$
Factor out perfect squares.
$6y^2\sqrt{x^4xy}+2x^2\sqrt{xy^4y}$
Simplify.
$6x^2y^2\sqrt{xy}+2x^2y^2\sqrt{xy}$
Add like radicals.
$8x^2y^2\sqrt{xy}$
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