# Multiply a Polynomial by a Monomial

In this video, learn how to multiply a polynomial by a monomial.

In this video, we are going to look at how to multiply a polynomial by a monomial.
For example:
To multiply:
$3x(4x^2y-3y+12xy^2)$
distribute the 3x to the terms inside the parenthesis to get
$12x^3y-9xy+36x^2y^2$

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Used by students across the country. Pre-Algebra, Algebra I, Geometry, & Algebra II