What is the domain and range of #y =9 - x^2#?
1 Answer
Sep 8, 2017
D: All real x
R:
Explanation:
The domain of any parabola is all real x, or
The range of a normal parabola (
The range of an upside-down parabola (
Shifting the parabola up by 9 just increases the range from starting at 0 to starting at 9.
So the domain and range are:
D: All real x
R: