題目列表(包括答案和解析)
設(shè),函數(shù).
(Ⅰ)若是函數(shù)的極值點(diǎn),求的值;
(Ⅱ)若函數(shù),在處取得最大值,求的取值范圍.
設(shè),函數(shù).
(Ⅰ)若是函數(shù)的極值點(diǎn),求實(shí)數(shù)的值;
(Ⅱ)若函數(shù)在上是單調(diào)減函數(shù),求實(shí)數(shù)的取值范圍.
設(shè),函數(shù).
(1)當(dāng)時(shí),求在內(nèi)的極大值;
(2)設(shè)函數(shù),當(dāng)有兩個(gè)極值點(diǎn)時(shí),總有,求實(shí)數(shù)的值.(其中是的導(dǎo)函數(shù).)
設(shè),函數(shù).
(1)若函數(shù)在的最小值為-2,求a的值;
(2)若函數(shù)在上是單調(diào)減函數(shù),求實(shí)數(shù)的取值范圍.
設(shè),函數(shù).
(1)求的定義域,并判斷的單調(diào)性;
(2)當(dāng)定義域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052117303339063401/SYS201205211732322343442844_ST.files/image004.png">時(shí),值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052117303339063401/SYS201205211732322343442844_ST.files/image005.png">,求、的取值范圍.
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