指數(shù)與指數(shù)函數(shù)指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)課件(完美版)(實數(shù)指數(shù)冪及其運算)

4.1指數(shù)與指數(shù)函數(shù)

4.1.1

實數(shù)指數(shù)冪及其運算指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)人教版高中數(shù)學(xué)B版必修二4.1指數(shù)與指數(shù)函數(shù)

4.1.1實數(shù)指數(shù)冪及其運算指數(shù)函指數(shù)與指數(shù)函數(shù)指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)課件(完美版)(實數(shù)指數(shù)冪及其運算)一二三一、概念1.為何規(guī)定a0=1(a≠0)?2.請寫出滿足方程x2=5與x3=7的實根x,并說明平方根與立方根的規(guī)律性.一二三一、概念2.請寫出滿足方程x2=5與x3=7的實根x,一二三一二三一二三4.填寫下表:一般地,當a>0,α為任意實數(shù)值時,實數(shù)指數(shù)冪aα均有意義.［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿一二三4.填寫下表:一般地,當a>0,α為任意實數(shù)值時,實一二三［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿一二三［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)一二三［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿一二三［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)一二三2.填空.一般地,根式具有以下性質(zhì):［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿一二三2.填空.［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)一二三［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿一二三［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)一二三三、指數(shù)冪的運算法則［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿一二三三、指數(shù)冪的運算法則［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)一二三答案:D［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿一二三答案:D［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)探究一探究二探究三探究四當堂檢測簡單的指數(shù)冪運算例1

計算:［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測簡單的指數(shù)冪運算［名師微課堂探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指探究一探究二探究三探究四當堂檢測反思感悟?qū)τ谔厥鈹?shù)值一般要寫成指數(shù)冪形式,易于化簡,對于計算題的結(jié)果,不強求統(tǒng)一用什么形式來表示,但結(jié)果不能同時含有根號和分數(shù)指數(shù),也不能既含有分母又含有負指數(shù).［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測反思感悟?qū)τ谔厥鈹?shù)值一般要寫探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指探究一探究二探究三探究四當堂檢測利用根式的性質(zhì)化簡或求值例2

(1)計算下列各式:［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測利用根式的性質(zhì)化簡或求值［名探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指探究一探究二探究三探究四當堂檢測反思感悟1.n次方根的個數(shù)及符號的確定任意實數(shù)的奇次方根只有一個,正數(shù)的偶次方根有兩個且互為相反數(shù),0的任何正數(shù)次方根都是0.2.根式化簡注意事項(1)解決根式的化簡問題,首先要分清根式是奇次根式還是偶次根式,然后運用根式的性質(zhì)進行化簡.［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測反思感悟1.n次方根的個數(shù)及探究一探究二探究三探究四當堂檢測根式與分數(shù)指數(shù)冪的互化

［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測根式與分數(shù)指數(shù)冪的互化［名探究一探究二探究三探究四當堂檢測反思感悟根式與分數(shù)指數(shù)冪的互化技巧(1)在分數(shù)指數(shù)冪中,若冪指數(shù)為負數(shù),可先將其化為正數(shù),再利用公式化為根式;(2)若表達式中根式較多,含有多重根號時,要理清被開方數(shù),由里向外逐次用分數(shù)指數(shù)冪表示,最后再運用相關(guān)的運算性質(zhì)化簡.［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測反思感悟根式與分數(shù)指數(shù)冪的互探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指探究一探究二探究三探究四當堂檢測知值求值問題

［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測知值求值問題［名師微課堂專探究一探究二探究三探究四當堂檢測反思感悟條件求值的解題策略解決此類題目要從整體上把握已知的代數(shù)式和所求的代數(shù)式之間的內(nèi)在聯(lián)系,然后采取“整體代換”或“求值后代換”兩種方法求值.要注意正確地變形,對平方、立方等一些常用公式要熟練應(yīng)用.［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測反思感悟條件求值的解題策略［探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指探究一探究二探究三探究四當堂檢測1.(多選)下列等式一定成立的有(

)A.① B.② C.③ D.④答案:BCD［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測1.(多選)下列等式一定成立探究一探究二探究三探究四當堂檢測答案:A3.若a>0,且m,n為整數(shù),則下列等式正確的是(

)C.(am)n=am+n D.1÷an=a0-n答案:D答案:44［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測答案:A3.若a>0,且m探究一探究二探究三探究四當堂檢測6.已知2x+2-x=5,求(1)4x+4-x;(2)8x+8-x.解:(1)4x+4-x=(22)x+(22)-x=(2x)2+(2-x)2=(2x)2+2·2x·2-x+(2-x)2-2=(2x+2-x)2-2=52-2=23.(2)8x+8-x=(23)x+(23)-x=(2x)3+(2-x)3=(2x+2-x)·[(2x)2-2x·2-x+(2-x)2]=(2x+2-x)(4x+4-x-1)=5×(23-1)=110.［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測6.已知2x+2-x=5,求4.1指數(shù)與指數(shù)函數(shù)

4.1.1

實數(shù)指數(shù)冪及其運算指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)人教版高中數(shù)學(xué)B版必修二4.1指數(shù)與指數(shù)函數(shù)

4.1.1實數(shù)指數(shù)冪及其運算指數(shù)函指數(shù)與指數(shù)函數(shù)指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)課件(完美版)(實數(shù)指數(shù)冪及其運算)一二三一、概念1.為何規(guī)定a0=1(a≠0)?2.請寫出滿足方程x2=5與x3=7的實根x,并說明平方根與立方根的規(guī)律性.一二三一、概念2.請寫出滿足方程x2=5與x3=7的實根x,一二三一二三一二三4.填寫下表:一般地,當a>0,α為任意實數(shù)值時,實數(shù)指數(shù)冪aα均有意義.［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿一二三4.填寫下表:一般地,當a>0,α為任意實數(shù)值時,實一二三［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿一二三［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)一二三［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿一二三［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)一二三2.填空.一般地,根式具有以下性質(zhì):［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿一二三2.填空.［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)一二三［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿一二三［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)一二三三、指數(shù)冪的運算法則［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿一二三三、指數(shù)冪的運算法則［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)一二三答案:D［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿一二三答案:D［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)探究一探究二探究三探究四當堂檢測簡單的指數(shù)冪運算例1

計算:［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測簡單的指數(shù)冪運算［名師微課堂探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指探究一探究二探究三探究四當堂檢測反思感悟?qū)τ谔厥鈹?shù)值一般要寫成指數(shù)冪形式,易于化簡,對于計算題的結(jié)果,不強求統(tǒng)一用什么形式來表示,但結(jié)果不能同時含有根號和分數(shù)指數(shù),也不能既含有分母又含有負指數(shù).［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測反思感悟?qū)τ谔厥鈹?shù)值一般要寫探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指探究一探究二探究三探究四當堂檢測利用根式的性質(zhì)化簡或求值例2

(1)計算下列各式:［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測利用根式的性質(zhì)化簡或求值［名探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指探究一探究二探究三探究四當堂檢測反思感悟1.n次方根的個數(shù)及符號的確定任意實數(shù)的奇次方根只有一個,正數(shù)的偶次方根有兩個且互為相反數(shù),0的任何正數(shù)次方根都是0.2.根式化簡注意事項(1)解決根式的化簡問題,首先要分清根式是奇次根式還是偶次根式,然后運用根式的性質(zhì)進行化簡.［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測反思感悟1.n次方根的個數(shù)及探究一探究二探究三探究四當堂檢測根式與分數(shù)指數(shù)冪的互化

［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測根式與分數(shù)指數(shù)冪的互化［名探究一探究二探究三探究四當堂檢測反思感悟根式與分數(shù)指數(shù)冪的互化技巧(1)在分數(shù)指數(shù)冪中,若冪指數(shù)為負數(shù),可先將其化為正數(shù),再利用公式化為根式;(2)若表達式中根式較多,含有多重根號時,要理清被開方數(shù),由里向外逐次用分數(shù)指數(shù)冪表示,最后再運用相關(guān)的運算性質(zhì)化簡.［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測反思感悟根式與分數(shù)指數(shù)冪的互探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指探究一探究二探究三探究四當堂檢測知值求值問題

［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測知值求值問題［名師微課堂專探究一探究二探究三探究四當堂檢測反思感悟條件求值的解題策略解決此類題目要從整體上把握已知的代數(shù)式和所求的代數(shù)式之間的內(nèi)在聯(lián)系,然后采取“整體代換”或“求值后代換”兩種方法求值.要注意正確地變形,對平方、立方等一些常用公式要熟練應(yīng)用.［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿探究一探究二探究三探究四當堂檢測反思感悟條件求值的解題策略［探究一探究二探究三探究四當堂檢測［名師微課堂專題］《指數(shù)與指數(shù)函數(shù)》指數(shù)函數(shù)、對數(shù)函數(shù)與冪函數(shù)ppt課件(完美版)(實數(shù)指數(shù)冪及其運算)-PPT課堂說課稿［名師微課堂專題］