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        1. 16.對(duì)于定義在R上的函數(shù)f(x).有下述命題: ①若f(x)是奇函數(shù).則f(x-1)的圖象關(guān)于點(diǎn)A(1.0)對(duì)稱 ②若對(duì)x∈R.有f(x+1)= f(x-1).則f(x)的圖象關(guān)于直線x=1對(duì)稱 ③若函數(shù)f(x-1)的圖象關(guān)于直線x=1對(duì)稱.則f(x)為偶函數(shù) ④函數(shù)f(1+x)與函數(shù)f(1-x)的圖象關(guān)于直線x=1對(duì)稱 其中正確命題的序號(hào)為 查看更多

           

          題目列表(包括答案和解析)

          對(duì)于定義在R上的函數(shù)f(x),有下述四個(gè)命題:

          ①若f(x)是奇函數(shù),則f(x-1)的圖像關(guān)于點(diǎn)A(1,0)對(duì)稱;

          ②若對(duì)于任意x∈R,有f(x+1)=f(x-1),則函數(shù)f(x)的圖像關(guān)于直線x=1對(duì)稱;

          ③若函數(shù)f(x-1)的圖像關(guān)于直線x=1對(duì)稱,則f(x)為偶函數(shù);

          ④函數(shù)y=f(1+x)與函數(shù)y=f(1-x)的圖像關(guān)于直線x=1對(duì)稱.

          其中正確命題的序號(hào)為__________.(把你認(rèn)為正確命題的序號(hào)都填上)

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          對(duì)于定義在R上的函數(shù)f(x),有下列判斷:

          (1)f(x)是單調(diào)遞增的奇函數(shù);

          (2)f(x)是單調(diào)遞減的奇函數(shù);

          (3)f(x)是單調(diào)遞增的偶函數(shù);

          (4)f(x)是單調(diào)遞減的偶函數(shù).

          其中一定不成立的是________.

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          對(duì)于定義在R上的函數(shù)f(x),有下述命題:

          ①若f(x)是奇函數(shù),則f(x-1)的圖象關(guān)于點(diǎn)A(1,0)對(duì)稱;

          ②若函數(shù)f(x-1)的圖象關(guān)于直線x=1對(duì)稱,則f(x)為偶函數(shù);

          ③函數(shù)f(x)=圖象關(guān)于原點(diǎn)對(duì)稱;

          ④函數(shù)y=f(x-1)與y=f(1-x)的圖象關(guān)于直線x=0對(duì)稱.

          其中正確命題的序號(hào)是________.

          查看答案和解析>>

          對(duì)于定義在R上的函數(shù)f(x),有下述四個(gè)命題;①若f(x)是奇函數(shù),則f(x-1)的圖像關(guān)于點(diǎn)A(1,0)對(duì)稱;②若對(duì)x∈R,有f(x+1)=f(x-1),則y=f(x)的圖像關(guān)于直線x=1對(duì)稱;③若函數(shù)f(x-1)的圖像關(guān)于直線x=1對(duì)稱,則f(x)為偶函數(shù);④函數(shù)y=f(1+x)與函數(shù)y=f(1-x)的圖像關(guān)于直線x=1對(duì)稱.其中正確命題為

          [  ]

          A.①②④

          B.②④

          C.①③

          D.①③④

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          對(duì)于定義在R上的函數(shù)f(x),有下述四個(gè)命題,其中正確命題為:①若f(x)是奇函數(shù),則f(x-1)的圖象關(guān)于點(diǎn)A(1,0)對(duì)稱;②若對(duì)x∈R,有f(x+1)=f(x-1),則y=f(x)的圖象關(guān)于直線x=1對(duì)稱;③若函數(shù)f(x-1)的圖象關(guān)于直線x=1對(duì)稱,則f(x)為偶函數(shù);④函數(shù)y=f(1+x)與函數(shù)y=f(1-x)的圖象關(guān)于直線x=1對(duì)稱.

          [  ]

          A.①②④

          B.②④

          C.①③

          D.①③④

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