## Calculus (3rd Edition)

Domain: (-$\infty$,$\infty$) Range: [0,$\infty$)
Since it is a power function with an even degree and the variable (k) =1, its domain is all real numbers and its range is all real numbers $\geq$0 Answer: Domain: (-$\infty$,$\infty$) Range: (-$\infty$, 0]