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=-0.000495x^2+0.619x 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?
A. The bridge is about 193.52 ft above the river and the length of the bridge above the arch is about 625.25 ft
B. The bridge is about 193.52 ft above the river and the length of the bridge above the arch is about 1250.51 ft
C. The bridge is about 1250.51 ft above the river and the length of the bridge above the arch is

Question

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=-0.000495x^2+0.619x 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?
	A. The bridge is about 193.52 ft above the river and the length of the bridge above the arch is about 625.25 ft 	
	B. The bridge is about 193.52 ft above the river and the length of the bridge above the arch is about 1250.51 ft 	
	C. The bridge is about 1250.51 ft above the river and the length of the bridge above the arch is

anonymous · Answer

D. The bridge is about 1250.51 ft above the river and the length of the bridge above the arch is about 625.25 ft