高一必修一基本初等函數(shù)指對(duì)冪函數(shù)專題復(fù)習(xí)

1、東廈中學(xué)高一數(shù)學(xué)復(fù)習(xí)資料1高一上學(xué)期期末必修一復(fù)習(xí)高一上學(xué)期期末必修一復(fù)習(xí)專題二：指對(duì)冪函數(shù)專題二：指對(duì)冪函數(shù)一、一、指對(duì)數(shù)運(yùn)算指對(duì)數(shù)運(yùn)算【知識(shí)點(diǎn)知識(shí)點(diǎn)】1、指數(shù)計(jì)算公式：指數(shù)計(jì)算公式：??Qsra??0_____??sraa_____)(?sra______)(?rab)10_______(?????nNnmaanm，2、對(duì)數(shù)計(jì)算公式：對(duì)數(shù)計(jì)算公式：)0010(????MNaa且（1）指對(duì)數(shù)互化：Nax?_______?（2）____

2、_1log?a_____log?aa______log?naa______log?naa（3）_____loglog??NMaa_____log?naM_____loglog??NMaa_____log?Mma（4）換底公式：（常用：）_____log?baabbalglglog?abbalog1log?【練習(xí)一練習(xí)一】指對(duì)數(shù)的運(yùn)算指對(duì)數(shù)的運(yùn)算1、計(jì)算下列各式的值（1）（2）3log9log28)]81(log[loglog345（3）

3、（4）2log4log3log432??)31()3)((656131212132bababa??（5）74log21714log501log2log235log55215???2、解下列方程（1）（2）2327logx?0)(loglog25?x3、若2log2log3mnaamna????東廈中學(xué)高一數(shù)學(xué)復(fù)習(xí)資料3_____________對(duì)稱【練習(xí)二練習(xí)二】指對(duì)數(shù)函數(shù)的圖像與性質(zhì)指對(duì)數(shù)函數(shù)的圖像與性質(zhì)題型一、求函數(shù)經(jīng)過(guò)的定點(diǎn)1、過(guò)

4、定點(diǎn)______________2)(f1???xax)10(??aa且2、過(guò)定點(diǎn)__________________________3)2(log)(f???xxa)10(??aa且題型二、指對(duì)數(shù)函數(shù)的圖像1函數(shù)的圖象是（）)1(log21??xy2在同一坐標(biāo)系中畫(huà)出函數(shù)y＝logax，y＝ax，y＝x＋a的圖象，可能正確的是()[來(lái)源:Z.xx.]題型3、函數(shù)的性質(zhì)（定義域、值域、單調(diào)性、奇偶性）1、的定義域?yàn)開(kāi)__________

5、__x6log21y??函數(shù)2、若指數(shù)函數(shù)在R上是增函數(shù)，則實(shí)數(shù)的取值范圍為xay)12(??a3、函數(shù)在區(qū)間[，2]上的值域?yàn)開(kāi)_______________23)(??xxf1?4、函數(shù)y＝的圖象()xx??22log2A關(guān)于原點(diǎn)對(duì)稱B關(guān)于直線y＝－x對(duì)稱C關(guān)于y軸對(duì)稱D關(guān)于直線y＝x對(duì)稱5、已知函數(shù)，則f(f())=_________??????)0(3)0(log)(f3xxxxx916、已知函數(shù))1(log)(f??xxa)1