Please help me find this!!! and explain how to if that's okay :)

Answer:
Range: [0, ∞)
Step-by-step explanation:
If you observe your graph, you'll see that the values of y are at least 0, or f(x) ≥ 0 (there are no negative values of y). That's why your range is [0, ∞).
Hope this explanation helps :) Please let me know if you have any questions.