#ed_op#DIV#ed_cl##ed_op#DIV#ed_cl##ed_op#SPAN id=convert146036#ed_cl##ed_op#SPAN class=postbody#ed_cl#Find the critical number,point of inflection, relative extrema, increasing or decreasing interval, concave upward or downward interval of the function.#ed_op#/SPAN#ed_cl##ed_op#/SPAN#ed_cl##ed_op#/DIV#ed_cl##ed_op#DIV#ed_cl##ed_op#SPAN#ed_cl##ed_op#SPAN class=postbody#ed_cl#找出此函數的端點,反曲點,相對極值,遞增或遞減區間,凹向上或凹向下的區間。#ed_op#/SPAN#ed_cl##ed_op#/SPAN#ed_cl##ed_op#/DIV#ed_cl##ed_op#/DIV#ed_cl#Anonymous 寫到:發現重要數字、問題的變化, 相對極值, 增加或越來越少的間隔時間, 作用的凹面向上或向下間隔時間。