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The function y=-0.04x^2+2x models the height of an arch support for a bridge, where x is the distance in feet from where the arch supports enter the water. How many real solutions does this function have?
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The function y=-0.04x^2+2x models the height of an arch support for a bridge, where x is the distance in feet from where the arch supports enter the water. How many real solutions does this function have?

A.0
B.1
C.2
D.3

User David Waters
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I think it’s c because normally when the function touches the graph, the real solutions are based on the number of the exponent. Example, x^2= 2 real solutions...x^3= 3 real solutions
User Atalayasa
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