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

Question

16029 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-05-21T08:19:35

By finding values of y after assigning values to x

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]}

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