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Mathematics, 16.04.2020 04:41 FloweyFlower

A kicker starts a football game by "kicking off". The quadratic function
y=-16x2 + 60x models the football's height after x seconds. How long is the
football in the air?
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A kicker starts a football game by "kicking off". The quadratic function
y=-16x2 + 60x models...
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