【摘要】指數(shù)與指數(shù)冪的運(yùn)算【學(xué)習(xí)目標(biāo)】1.理解有理指數(shù)冪的含義,掌握冪的運(yùn)算. 2.理解指數(shù)函數(shù)的概念和意義,理解指數(shù)函數(shù)的單調(diào)性與特殊點(diǎn). 3.理解對(duì)數(shù)的概念及其運(yùn)算性質(zhì). 4.重點(diǎn)理解指數(shù)函數(shù)、對(duì)數(shù)函數(shù)、冪函數(shù)的性質(zhì),熟練掌握指數(shù)、對(duì)數(shù)運(yùn)算法則,明確算理,能對(duì)常見的指數(shù)型函數(shù)、對(duì)數(shù)型函數(shù)進(jìn)行變形處理. 5.會(huì)求以指數(shù)函數(shù)、對(duì)數(shù)函數(shù)、冪函數(shù)為載體的復(fù)合函數(shù)的定義域、單調(diào)
2025-06-26 18:38
【摘要】對(duì)數(shù)與對(duì)數(shù)運(yùn)算第一課時(shí)對(duì)數(shù)的概念三維目標(biāo)定向〖知識(shí)與技能〗理解對(duì)數(shù)的概念,掌握對(duì)數(shù)恒等式及常用對(duì)數(shù)的概念,領(lǐng)會(huì)對(duì)數(shù)與指數(shù)的關(guān)系?!歼^程與方法〗從指數(shù)函數(shù)入手,引出對(duì)數(shù)的概念及指數(shù)式與對(duì)數(shù)式的關(guān)系,得到對(duì)數(shù)的三條性質(zhì)及對(duì)數(shù)恒等式?!记楦?、態(tài)度與價(jià)值觀〗增強(qiáng)數(shù)學(xué)的理性思維能力及用普遍聯(lián)系、變化發(fā)展的眼光看待問
2025-11-19 21:41
【摘要】定義域?yàn)椋?,+∞).值域?yàn)镽過點(diǎn)(1,0)減函數(shù)增函數(shù)01y=logax(a0且a≠1)定義域?yàn)镽.值域?yàn)?0,+∞)性質(zhì)過點(diǎn)(0,1)減函數(shù)增函數(shù)圖象01y=ax(a
2025-10-10 19:13
【摘要】指數(shù)與指數(shù)冪的運(yùn)算班級(jí):__________姓名:__________設(shè)計(jì)人__________日期__________課前預(yù)習(xí)·預(yù)習(xí)案【溫馨寄語(yǔ)】廢鐵之所以能成為有用的鋼材,是因?yàn)樗?jīng)得起痛苦的磨練。愿你是永遠(yuǎn)奔騰的千里馬。【學(xué)習(xí)目標(biāo)】1.理解次方根的定義及性質(zhì).2.理解根式的概念、性質(zhì),并能利用根式
2025-11-19 00:22
【摘要】第二課時(shí)對(duì)數(shù)的運(yùn)算§對(duì)數(shù)函數(shù)2.對(duì)數(shù)與對(duì)數(shù)運(yùn)算學(xué)習(xí)目標(biāo),并能運(yùn)用運(yùn)算性質(zhì)進(jìn)行化簡(jiǎn)、求值和證明.2.了解對(duì)數(shù)的換底公式.課堂互動(dòng)講練知能優(yōu)化訓(xùn)練第二課時(shí)課前自主學(xué)案課前自主學(xué)案溫故夯基1.若ab=N(a0,a≠1),與之等價(jià)的對(duì)數(shù)
2025-05-15 07:21
【摘要】課題:對(duì)數(shù)與對(duì)數(shù)的運(yùn)算精講部分學(xué)習(xí)目標(biāo)展示(1)理解對(duì)數(shù)的概念、常用對(duì)數(shù)及自然對(duì)數(shù)的概念;會(huì)進(jìn)行對(duì)數(shù)式與指數(shù)式的互化;(2)掌握對(duì)數(shù)的運(yùn)算法則,會(huì)進(jìn)行對(duì)數(shù)運(yùn)算;(3)對(duì)數(shù)的換底公式;銜接性知識(shí)1.已知23221xx???,求實(shí)數(shù)x的值解:由已知,得2320xx???,所以1x?或2x?
2025-11-19 15:49