Question 10
1 answer:
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Answer:
The height of the surface increases, then decreases, from the center out to the sides of the road.
Step-by-step explanation:
Let
y------> the height of the surface
x------> the road
we know that
The quadratic regression graphed represent a vertical parabola open downward
The function increase in the interval -------->
The function decrease in the interval -------->
therefore
The height of the surface increases, then decreases, from the center out to the sides of the road.