Chapter 1 - Functions - 1.1 Review of Functions - 1.1 Exercises - Page 10: 13

Domain:$(-\infty,\infty)$ Range:$[-10,\infty)$

We know the domain is all real numbers because it's a polynomial. We know the range goes to infinity because the polynomial's degree is even with a positive coefficient and we can tell the minimum by looking at the graph.