Domain and range and function , need ASAP

Answer:
Domain: [tex]-2\leq x\leq 2[/tex]
Range: [tex]0\leq y\leq 4[/tex]
Step-by-step explanation:
The domain of a function is the set of values that one can input into a function and get a valid result.
The range of a function is the set of valid outputs that one can attain when a value is substituted into a function.