# Chapter 5 - Polynomials and Factoring - 5.5 Factoring Sums or Differences of Cubes - 5.5 Exercise Set - Page 338: 1

a difference of cubes

#### Work Step by Step

Both terms of the given expression, $x^3-1 ,$ are perfect cubes and their coefficients have $\text{ different signs }.$ Hence, the given expression is $\text{ a difference of cubes }.$

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