(x, y) = (-2, -3), (0.5, 0.75), (3, -8) and (4, -15)

Which is a general rule for the function containing the values shown in the table?


f y=-x 2 +1
y=-x2+1

g y=x 2 −7
y=x2-7

h y=3 -x +1
y=3-x+1

j y=-3x−3
y=-3x-3