Rita is a postal clerk. She comes to work at 6 A.M. and t hours later has
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Rita is a postal clerk. She comes to work at 6 A.M. and t hours later has sorted approximately f (t) = −t3 + 7t2 + 200t letters. At what time during the period from 6 A.M. to 10 A.M. is Rita performing at peak efficiency?
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ft t 3 7t 2 200t is the number of letters the clerk can sort in t ...View the full answer
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Related Book For
Calculus For Business, Economics And The Social And Life Sciences
ISBN: 9780073532387
11th Brief Edition
Authors: Laurence Hoffmann, Gerald Bradley, David Sobecki, Michael Price
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