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You live near a bridge that goes over a river. The underneath side of the bridge is an arch that can be modeled with the function y=−0.0000443x2+0.718x where x and y are in feet. How high above the river is the bridge (the top of the arch)? How long is the section of bridge above the arch?
Group of answer choices

A. The bridge is about 1560.34 ft. above the river and the length of the bridge above the arch is about 282.42 ft.
B. The bridge is about 282.42 ft. above the river and the length of the bridge above the arch is about 780.17 ft.
C. The bridge is about 1560.34 ft. above the river and the length of the bridge above the arch is about 780.17 ft.
D.The bridge is about 282.42 ft. above the river and the length of the bridge above the arch is about 1560.34 ft.

Sagot :

meganrose2481

Answer:

i believe your answer is B hope this helps

Step-by-step explanation:

:)

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