# Chapter 8 - Polynomials and Factoring - 8-5 Factoring X(squared) + bx + c - Mixed Review - Page 505: 66

$4v^{2}$-36v+81

#### Work Step by Step

In order to simplify the product $(2v-9)^{2}$ we must apply the rule that states that (a-b)=$a^{2}$-2ab+$b^{2}$, and we'll set a=2v and b=9. Therefore, $(2v-9)^{2}$=$(2v)^{2}$-2(2v)(9)+$(9)^{2}$ =$4v^{2}$-36v+81

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