Show that the function x^3 - 6x^2 + 18x + 5 increases with x for all values of x. Find the value of the function when the rate of increase is least.

Help? dont know where to start =(

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- August 10th 2009, 11:32 PMduskmantleDifferentiation max/min help?
Show that the function x^3 - 6x^2 + 18x + 5 increases with x for all values of x. Find the value of the function when the rate of increase is least.

Help? dont know where to start =( - August 11th 2009, 12:04 AMCaptainBlack