Domain = x values; Range = y values
1) Domain: [0,6] Range: [-3,3]
2) Domain: (-infinity, infinity) Range: [-1, infinity)
3) Domain: [-2, 5] Range: [-2, 1]
4) Domain: (-infinity, 4] Range: (-infinity, infinity)
5) Domain: [-3, 3] Range: [-4, 4]
6) Domain: (-infinity, 4] Range: (-infinity, infinity)