Pls me with this pre-calc question on

b or 2, just plug these equations into your graphing calculator then check the graph to see the image. if it matches up then that's your answer!

the height of the surface increases from the center out to the sides of the road.

step-by-step explanation:

as we move out we move away from the x-axis.

and as mentioned in the problem statement that height of a road increases when we move away from the center x.

hence proved that 3rd option

the height of the surface increases from the center out to the sides of the road.

is the correct option.