Sports When a softball player swings a bat, the amount of

Chapter , Problem 2.4.55

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Sports When a softball player swings a bat, the amount of energy , in joules, that is transferred to the bat can be approximated by the function E(t) = -279.67t 2 + 82.86t where 0 t 0.3 and t is measured in seconds. According to this model, what is the maximum energy of the bat? Round to the nearest tenth of a joule.

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