破解極值點(diǎn)偏移問(wèn)題的幾種新思路

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摘 要:導(dǎo)數(shù)試題中的極值點(diǎn)偏移問(wèn)題的常規(guī)解題思路是構(gòu)造對(duì)稱差函數(shù).文章結(jié)合一道經(jīng)典的極值點(diǎn)偏移問(wèn)題,從同構(gòu)法、不等式放縮、對(duì)數(shù)平均不等式和二次函數(shù)偏移構(gòu)造等新思路來(lái)探索破解極值點(diǎn)偏移問(wèn)題之法.
關(guān)鍵詞:導(dǎo)數(shù)壓軸題;極值點(diǎn)偏移問(wèn)題;新思路
中圖分類號(hào):G632 文獻(xiàn)標(biāo)識(shí)碼:A&(剩余518字)