Mathematics, 14.04.2021 18:40 backyardmastrs

An archway can be modeled by the quadratic function f(x)=-0.5x2+10 where x is the horizontal distance, in feet, across the ground. How far apart are the bases of the archway? Round your answer to the nearest tenth of a foot.

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An archway can be modeled by the quadratic function f(x)=-0.5x2+10 where x is the horizontal distanc...

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