# Posts by yedid

Total # Posts: 2

**calculus I**

hi! can someone please help me ... question: a)find the intervals on which f is increasing or decreasing b)find the local max and min values of f c)find the intervals of concavity and the inflection points f(x)=2x^3+3x^2-6x+1 i know its a long problem but i really need help

**calculus**

hi! is there a way to find the local and absolute extreme values of the functions in the given interval by using the TI-83... just asking if not can someone help me figure this out please.... really appreciated :) f(x)=x^3-6x^2+9x+1 [2,4]