Question
Multiply: $x^2 + 5yx - 3y^2$^ and $2x^2y$

Answer

$x^2 + 5yx - 3y^2$ and $2x^2y$
$\Rightarrow 2x^2y \times (x^2 + 5yx - 3y^2)$
$\Rightarrow 2x^4y + 10x^3y^2 - 6x^2y^3$

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