How do you graph the equation by plotting points #y=x^2-9#?
1 Answer
Jul 16, 2018
Please see below.
Explanation:
Observe that when
This means two things -
(1) Point
(2) this is the minimum value of
When
when
This means curve passes through
Joining them we get the curve as follows:
graph{x^2-9 [-41.83, 38.17, -11.04, 28.96]}