R = {(-3, -2). (-3,0), (-1, 2), (1, 2)}
Select all numbers that are in range

okay..i will pick 8!

h is the x-coordinate of the vertex

step-by-step explanation:

we have

in this function

the point represent the vertex of the function

so

h is the x-coordinate of the vertex

k is the y-coordinate of the vertex