Answer
$5x^{2}(2x-y)(3y+x)$
Work Step by Step
$10x^{4}+25x^{3}y-15x^{2}y^{2}=5x^{2}(2x^{2}+5xy-3y^{2})$
$2x^{2}+5xy-3y^{2}=(2x-y)(3y+x)$
$5x^{2}(2x-y)(3y+x)$
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