Mathematics, 16.04.2020 20:38 crystaldewar55C

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5. An archway has vertical sides 10 feet high. The top of an archway can
be modeled by the quadratic function f(x) = -0.5x2 + 10 where x is the
horizontal distance, in feet, along the archway. How far apart are the
walls of the archway? Round your answer to the nearest tenth of a foot.
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5. An archway has vertical sides 10 feet high. The top of an archway can
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