## College Algebra (6th Edition)

Published by Pearson

# Chapter 3 - Polynomial and Rational Functions - Exercise Set 3.1 - Page 347: 102

#### Answer

$= (x +1) (x -1) (x + 3)$

#### Work Step by Step

Factor: $x^{3} + 3x^{2} - x - 3$ Factorise by grouping $(x^{2}) (x + 3) - 1 ( x + 3)$ $= (x^{2} -1) (x +3)$ $= (x +1) (x -1) (x + 3)$

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.