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Mathematics 8 Online
OpenStudy (anonymous):

f(t)=(t^3+3t^2)^3 Determine the intervals of increase and decrease and concavity for the given function, and then use those intervals to help you sketch the function. I just don't get how I am suppose to factor 2nd derivative and find the 2nd order critical numbers its a huge mess that mathematica can't factor but somehow gets numbers. How?

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