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OpenStudy (anonymous):
Let f(x) = x^3-3x^2. Find, a) x:f'(x)<0, x:f'(x)>0.
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OpenStudy (agreene):
f(x) = x^3-3x^2 f'(x) = 3x^2-6x or 3x(x-2) I dont entirely know why they want the negative and positives shown separately, since they are the same.
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