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Mathematics 21 Online
OpenStudy (anonymous):

f(x)= x(x-4)^3 Find the intervals of increase or decrease.

zepdrix (zepdrix):

Have you been able to find f'(x)? :)

zepdrix (zepdrix):

Or is this algebra level?

OpenStudy (anonymous):

it's calculus

OpenStudy (anonymous):

i think i know how to do it now

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