Question

How do you graph `y=x^2 -4`?

Answer 1

By finding values of y after assigning values to x

Explanation:

If x is zero, `y=-4`

If x is 1, `y=-3`

If x is 2, `y=0`

and so on (it is a nonlinear function). The graph is provided below:

graph{(x^2) -4 [-9.09, 10.91, -5.28, 4.72]}