## Algebra 2 (1st Edition)

Published by McDougal Littell

# Chapter 4 Quadratic Functions and Factoring - 4.3 Solve x(squared) + bx + c = 0 - 4.3 Exercises - Skill Practice - Page 255: 14

#### Answer

$$(m+13)(m-5)$$

#### Work Step by Step

Since the coefficient of the squared term is one, we know that the expression must factor to: $$(m\pm a)(m\pm b)$$ Here, we see that a and b must multiply to get $-65$ and add to get $8$. Thus, we find that the solution is: $$(m+13)(m-5)$$

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