Find intervals of increase and decrease for each of these functions, and determine whether each critical number

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Find intervals of increase and decrease for each of these functions, and determine whether each critical number corresponds to a relative maximum, a relative minimum, or neither.


a. f(x) = −x4 + 4x3 + 5


b. f(t) = 2t3 − 9t2 + 12t + 5


c.


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d.


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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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