## Intermediate Algebra for College Students (7th Edition)

$x,(x-1),(x+1),(x^2+1)$
Given: $x^5-x$ or, $=x(x^4-1)$ This implies $=x[(x^2)^2-1]$ or, $=x(x^2-1)(x^2+1)$ Hence, Factors are: $x,(x-1),(x+1),(x^2+1)$