# Chapter 10 - Section 10.1 - Finding Monomial Factors - Exercise: 43

$4xz^2(x^2z^2-2xy^2z+3y)$

#### Work Step by Step

$4xz^2$ is a common factor. $4x^3z^4-8x^2y^2z^3+12xyz^2=4xz^2(x^2z^2-2xy^2z+3y)$

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