Question: A large grocery chain found that, on average, a checker can recall P% of a given price list x hours after starting work, as given

A large grocery chain found that, on average, a checker can recall P% of a given price list x hours after starting work, as given approximately by
P(x) = 96x - 24x2 0 ≤ x ≤ 3
At what time x does the checker recall a maximum percentage? What is the maximum?

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Px 96x 24x 2 0 x 3 Px 96 48x Px 0 implies 96 48x 0 or ... View full answer

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