高一基本初等函數(shù)(更新版)
【正文】 ,則f(x)是( )A．奇函數(shù) B．偶函數(shù) C．非奇非偶函數(shù) D．既是奇函數(shù)又是偶函數(shù)5．如果冪函數(shù)y＝－m－1的圖象不過原點(diǎn),則m的值是________．6．給出下列結(jié)論：①＝177。2；②y＝＋1,x∈[－1,2],y的值域是[2,5]；③冪函數(shù)圖象一定不過第四象限；④函數(shù)f(x)＝的圖象過定點(diǎn)；⑤若lna＜1成立,則a的取值范圍是．其中正確的序號是________．6．已知冪函數(shù)f(x)＝在區(qū)間上是單調(diào)減函數(shù)．則滿足條件的m的值的集合是________．7．函數(shù)f(x)＝＋1的反函數(shù)＝________．8．已知冪函數(shù)f(x)＝為偶函數(shù),且在區(qū)間上是單調(diào)增函數(shù)．則函數(shù)f(x)的解析式為________．2．已知函數(shù)f(x)＝x,y＝是函數(shù)y＝f(x)的反函數(shù),若y＝的圖象過點(diǎn),則a的值為________．5．若函數(shù)f(x)＝的反函數(shù)的圖象經(jīng)過點(diǎn),則a＝________．6．已知函數(shù)f(x)＝2x－1的反函數(shù)是,則＝________．7．函數(shù)y＝＋1的反函數(shù)是________．26．(2017秋﹒昌平區(qū)校級期末)已知函數(shù)f(x)＝．(Ⅰ)求函數(shù)f(x)的定義域；(Ⅱ)判斷函數(shù)f(x)的奇偶性．27．(2017秋﹒順義區(qū)期末)已知對數(shù)函數(shù)f(x)＝的圖象經(jīng)過的．(Ⅰ)求實(shí)數(shù)a的值；(Ⅱ)如果不等式＜1成立,求實(shí)數(shù)x的取值范圍．34．已知函數(shù)f(x)＝(1)求f(x)的零點(diǎn)；(2)求不等式f(x)＞0的解集．38．已知函數(shù)f(x)＝x(1)解關(guān)于x的不等式＞1；(2)設(shè)函數(shù)g(x)＝＋kx,若g(x)的圖象關(guān)于y軸對稱,求實(shí)數(shù)k的值．57．已知函數(shù)f(x)＝．(1)求該函數(shù)的定義域；(2)求該函數(shù)的單調(diào)區(qū)間及值域．
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