新高考數(shù)學(xué)一輪復(fù)習(xí) 講與練第4練 函數(shù)及其性質(zhì)（原卷版）

第4練函數(shù)及其性質(zhì)學(xué)校____________姓名____________班級____________一、單選題1．已知函數(shù)SKIPIF1<0若SKIPIF1<0，則m的值為（

）A．SKIPIF1<0 B．2 C．9 D．2或92．已知函數(shù)SKIPIF1<0，關(guān)于函數(shù)SKIPIF1<0的結(jié)論正確的是（

）A．SKIPIF1<0 B．SKIPIF1<0的值域?yàn)镾KIPIF1<0C．SKIPIF1<0的解集為SKIPIF1<0 D．若SKIPIF1<0，則x的值是1或SKIPIF1<03．定義在SKIPIF1<0上的函數(shù)SKIPIF1<0滿足SKIPIF1<0.若SKIPIF1<0的圖象關(guān)于直線SKIPIF1<0對稱，則下列選項(xiàng)中一定成立的是（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<04．若冪函數(shù)SKIPIF1<0滿足SKIPIF1<0，則下列關(guān)于函數(shù)SKIPIF1<0的判斷正確的是（

）A．SKIPIF1<0是周期函數(shù) B．SKIPIF1<0是單調(diào)函數(shù)C．SKIPIF1<0關(guān)于點(diǎn)SKIPIF1<0對稱 D．SKIPIF1<0關(guān)于原點(diǎn)對稱5．已知SKIPIF1<0是奇函數(shù)，若SKIPIF1<0恒成立，則實(shí)數(shù)SKIPIF1<0的取值范圍是（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<06．已知函數(shù)SKIPIF1<0是定義在R上的偶函數(shù)，且SKIPIF1<0在SKIPIF1<0單調(diào)遞減，SKIPIF1<0，則SKIPIF1<0的解集為（

）A．SKIPIF1<0 B．SKIPIF1<0C．SKIPIF1<0 D．SKIPIF1<07．函數(shù)SKIPIF1<0，若SKIPIF1<0，SKIPIF1<0，則SKIPIF1<0的范圍是（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<08．已知函數(shù)SKIPIF1<0，則不等式SKIPIF1<0的解集為（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<0二、多選題9．已知SKIPIF1<0是SKIPIF1<0上的奇函數(shù)，SKIPIF1<0是SKIPIF1<0上的偶函數(shù)，且當(dāng)SKIPIF1<0時(shí)，SKIPIF1<0，則下列說法正確的是（

）A．SKIPIF1<0最小正周期為4 B．SKIPIF1<0C．SKIPIF1<0 D．SKIPIF1<010．已知函數(shù)SKIPIF1<0對任意SKIPIF1<0都有SKIPIF1<0，若函數(shù)SKIPIF1<0的圖象關(guān)于SKIPIF1<0對稱，且對任意的SKIPIF1<0，且SKIPIF1<0，都有SKIPIF1<0，若SKIPIF1<0，則下列結(jié)論正確的是（

）A．SKIPIF1<0是偶函數(shù) B．SKIPIF1<0C．SKIPIF1<0的圖象關(guān)于點(diǎn)SKIPIF1<0對稱 D．SKIPIF1<011．已知冪函數(shù)SKIPIF1<0的圖象經(jīng)過點(diǎn)SKIPIF1<0，則下列命題正確的有（

）．A．函數(shù)SKIPIF1<0的定義域?yàn)镾KIPIF1<0B．函數(shù)SKIPIF1<0為非奇非偶函數(shù)C．過點(diǎn)SKIPIF1<0且與SKIPIF1<0圖象相切的直線方程為SKIPIF1<0D．若SKIPIF1<0，則SKIPIF1<012．已知函數(shù)SKIPIF1<0，則（

）A．SKIPIF1<0的定義域?yàn)镽 B．SKIPIF1<0是奇函數(shù)C．SKIPIF1<0在SKIPIF1<0上單調(diào)遞減 D．SKIPIF1<0有兩個(gè)零點(diǎn)三、填空題13．已知函數(shù)SKIPIF1<0為奇函數(shù)，則SKIPIF1<0______．14．已知SKIPIF1<0是定義在R上的偶函數(shù)，當(dāng)SKIPIF1<0時(shí)，SKIPIF1<0.若SKIPIF1<0的圖象與x軸恰有三個(gè)交點(diǎn)，則實(shí)數(shù)a的值為___________.15．寫出一個(gè)同時(shí)具有下列性質(zhì)①②③的函數(shù)SKIPIF1<0___________.①SKIPIF1<0是定義域?yàn)镾KIPIF1<0的奇函數(shù)；②SKIPIF1<0；③SKIPIF1<0.16．已知函數(shù)SKIPIF1<0是R上的奇函數(shù)，對任意SKIPIF1<0，都有SKIPIF1<0成立，當(dāng)SKIPIF1<0，SKIPIF1<0，且SKIPIF1<0時(shí)，都有SKIPIF1<0，有下列命題：①SKIPIF1<0；②點(diǎn)S