Move from left to right to find the domain.
Domain: -4 to 2 which is [-4,2]
*For domain and range, brackets are used to indicate that values like -4 and 2 are included in the solution set. 
Move from bottom to top to find the range. 
Range: -3 to 3 which is [-3,3] 
Good luck to you! Ask any questions you may have!