Answer:
If a = 0 and b ≠ 0, then the graph is shaped like a
✔ circle with diameter b
.
If a < b, then the graph is shaped like a
✔ closed curve with a loop inside it
.
If a > b, then the graph is shaped like a
✔ closed curve with a dimple
Step-by-step explanation:
I just answered it on edge