函數(shù)基本性質(zhì)練習(xí)題.doc

1、函數(shù)基本性質(zhì)練習(xí)題函數(shù)基本性質(zhì)練習(xí)題1.函數(shù)的定義域是__________2.函數(shù)的定義域是__________422???xxyxxxy???||)1(03.函數(shù)的定義域是_________4.函數(shù)的定義域是_________|1|13???xxyxxy????385.函數(shù)的定義域是___________6.函數(shù)的定義域是_________21)85.0(???xy11122?????xxxy7.函數(shù)值域是__________8.函數(shù)

2、的值域是___________3212)(2????xxxfxxy???439.函數(shù)的值域是__________10.函數(shù)的值域是_________34252???xxyxxy???2111.函數(shù)值域是___________12.函數(shù)的值域是_________12???xxy12???xxy13.利用函數(shù)單調(diào)性求函數(shù)的值域.xxy21???14.已知x[0，1]，則函數(shù)的值域是____________?xxy????1215.函數(shù)y=x

3、2－4x＋3，x[0，3]的值域?yàn)?)?A[0，3]B[－1，0]C[－1，3]D[0，2]16.函數(shù)的值域是()xxy422????A.[－2，2]B.[1，2]C.[0，2]D.[－，]2217.函數(shù)的值域?yàn)?)11????xxyA.(，]B.(0，]C.[，)D.[0，)??222????18.若函數(shù)y=x2－3x－4的定義域?yàn)閇0，m]，值域?yàn)閇，－4]，則m的取值范圍是()425?A.[0，4]B.[，4]C.[，3]D.[，

4、]232323??19.函數(shù)(x[3，6])的值域?yàn)開(kāi)__________24)(??xxf?函數(shù)基本性質(zhì)練習(xí)題高中數(shù)學(xué)335.已知，若f(x)=3，則x的值是()?????????????)2(2)21()1(2)(2xxxxxxxfA.1B.1或C.或D.23233?336.若函數(shù)，則f(f(0))=___________??????????)0(0)0()0(43)(2xxxxxf?37.設(shè)，則f(5)的值為()????????)

5、10()]6([)10(2)(xxffxxxfA.10B.11C.12D.1338.設(shè)函數(shù)，若f(a)a，則實(shí)數(shù)a的取值范圍是__________???????????)0(1)0(121)(xxxxxf39.已知函數(shù)，若f(x)=10，則x=__________????????)0(2)0(1)(2xxxxxf40.函數(shù)的圖象是()xxxy??||41.為了得到y(tǒng)=f(－2x)的圖象，可以把函數(shù)y=f(1－2x)的圖象適當(dāng)平移，這個(gè)平