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1、函数部分习题2 1.（山东文科卷）设函数2211()21xxf xxxx，则1(2)ff的值为（）A1516B2716C89D182.（07 天津）在R上定义的函数xf是偶函数，且xfxf2，若xf在区间2,1是减函数，则函数xf（）A.在区间1,2上是增函数，区间4,3上是增函数B.在区间1,2上是增函数，区间4,3上是减函数C.在区间1,2上是减函数，区间4,3上是增函数D.在区间1,2上是减函数，区间4,3上是减函数3.(07福建)已知函数xf为 R上的减函数，则满足11fxf的实数x的取值范围是（）A.1,1B.1,0C.1,00,1D.,11,4.(07 重庆)已知定义域为R的函数x
2、f在区间,8上为减函数，且函数8xfy为偶函数，则（）A.76ff B.96ffC.97ff D.107ff5.（07 安徽）图中的图象所表示的函数的解析式为()A.|1|23xy(0 x2)B.|1|2323xy(0 x2)C.|1|23xy(0 x2)D.|1|1xy(0 x2)6.(北京市东城区3 月高中示范校高三质量检测文理)函数)(xfy的定义域是,，若对于任意的正数a，函数)()()(xfaxfxg都是其定义域上的增函数，则函数)(xfy的图象可能是()7.（2009 龙岩一中）函数212yxx的定义域是（）A.(,1)B.(1,2)C.(,1)(2,)D.(2,)8.（2009
3、湘潭市一中12 月考）已知定义在R上的函数()f x满足3()()2f xf x，且(2)(1)1ff，(0)2f,(1)(2)(2008)(2009)ffff（）A.2B.1C.0D.19.（2009 广东三校一模）定义在R上的函数xf是奇函数又是以2为周期的周期函数,则741fff等于()A.-1B.0C.1D.4 10.（安徽省合肥市高三上学期第一次教学质量检测）函数221,0()(1),0axaxxf xaex在(,)上单调，则的取值范围是()A(,2(1,2B2,1)2,)C(1,2D2,)11.（黄山市高中毕业班第一次质量检测）对于函数()lgf xx定义域中任意12,x x12(
4、)xx有如下结论：1212()()()f xxf xf x；1212()()()f xxf xf x；1212()()0f xf xxx；文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC
5、3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z
6、4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC
7、3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z
8、4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC
9、3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z
10、4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y31212()()()22xxf xf xf。上述结论中正确结论的序号是 ()A B C D12.（福州市普通高中高中毕业班质量检查）已知函数)()(.ln)(,)1(56)1(88)(2xgxfxxgxxxxxxf与则两函
11、数的图像的交点个数为(）A1 B2 C3 D4 13.（深圳市高三年级第一次调研考试数学（文科）设11xfxx，又记11,1,2,kkfxfxfxffxk则2009fx()A1xBxC11xxD11xx14.(银川一中高三年级第一次模拟考试)设函数)(xf是奇函数，并且在R上为增函数，若 02时，f（msin）f（1m）0 恒成立，则实数 m的取值范围是()A（0，1）B（，0）C)21,(D（，1）15.(陕西长安二中高三第一学期第二次月考)定义在 R上的偶函数)(xf满足)()1(xfxf，且在-1，0 上单调递增，设)3(fa，)2(fb，)2(fc，则cba,大小关系是()Acba B
12、bca Cacb Dabc16.(陕西长安二中高三第一学期第二次月考)函数11xxy是 ()A奇函数 B.偶函数C.既是奇函数又是偶函数 D.非奇非偶函数17.(广东省六校第二次联考)如图所示是某池塘中浮萍的面积2()y m与时间t(月)的关系:()tyf ta,有以下叙述:这个指数函数的底数为2;第 5 个月时,浮萍面积就会超过302m;浮萍从42m蔓延到 122m需要经过1.5 个月;浮萍每月增加的面积都相等;若浮萍蔓延到22m,32m,62m所经过的时间分别是123,t tt,文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4
13、 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7
14、X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4
15、 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7
16、X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4
17、 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7
18、X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4
19、 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3则123ttt.其中正确的是()A.B.C.D.18.（岳阳市一中高三数学能力题训练）若对于任意a-1,1,函数f(x)=x2+(a 4)x+4 2a的值恒大于零,则x的取值范围是19.设函数)(xfy是奇函数.若3)2()1(3)1()2(ffff则)2()1(ff .20.（上海）函数3)4lg(xxy的定义域是21、（安徽卷）函数fx对于任意实数x满足条件12fxfx，若15,f则5ff_。22.上海春）已知函数)(xf是定义在),(上的偶函数.当)0,(x时，
20、4)(xxxf，则当),0(x时，)(xf .23.龙岩市普通高中毕业班单科质量检查）已知函数()f x为R上的奇函数，当0 x时，()(1)f xx x.若()2f a，则实数a .24.(银川一中高三年级第一次模拟考试)给出定义：若2121mxm(其中 m 为整数)，则 m叫做离实数x 最近的整数，记作x，即mx.在此基础上给出下列关于函数|)(xxxf的四个命题：函数)(xfy的定义域是R，值域是 0，21；函数)(xfy的图像关于直线)(2Zkkx对称；函数)(xfy是周期函数，最小正周期是1；函数)(xfy在21,21上是增函数；则其中真命题是_ 25.（安徽省示范高中皖北协作区高三
21、联考）已知函数2,01,0 xxfxxx，则不等式4fx的解集为文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4
22、 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8
23、N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4
24、 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8
25、N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4
26、 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8
27、N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y326.(北京市石景山区4 月高三一模理)函数)2()21()1(22)(2xxxxxxxf，则_)23(f，若21)(af，则实数a的取值范围是27.(北京市西城区4 月高三一模抽样测试文)设a为常数，2()43f xxx=-+.若函数()f xa+为偶函数，则a=_；()ff a=_.28.（
28、2009 丹阳高级中学一模）若函数52xmxy在2,)上是增函数，则m的取值范围是 _。29.(银川一中高三年级第一次模拟考试)设函数21)(xxxf。（1）画出函数y=f(x)的图像；（2）若不等式)(xfababa，（a 0,a、bR）恒成立，求实数x 的范围。30.(安 徽 省 六 校)已 知 函 数()f x,()g x在R 上 有 定 义，对 任 意 的,x yR有()()()()()f xyf x g yg x f y且(1)0f（1）求证：()f x为奇函数（2）若(1)(2)ff，求(1)(1)gg的值函数部分习题2 1.A 2.B 3.C 4.D 5.B 6.A 7.B 8.
29、A 9.B 10.A 11.B 12.B 13.D 14.D 15.D 16.D 17.D 18.（),3()1,19.-3 20.34xxx且 21.-51 22.-x-x4 23.1 24.25.),3()2,(26.)2222()23,(21，；27.2,8 28.410m29.解：(1)1(23)2(11)2(32)(xxxxxxf (2)由|a+b|+|a-b|a|f(x)得)(|xfababa又因为2|ababaababa1 1 2 x y 文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC
30、3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z
31、4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC
32、3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z
33、4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC
34、3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z
35、4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC
36、3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3则有 2f(x)解不等式 2|x-1|+|x-2|得2521x30.解（1）对xR，令x=u-v则有f(-x)=f(v-u)=f(v)g(u)-g(v)f(u)=f(u-v)=-f(u)g(v)-g(u)f(v)=-f(x)4分（2）f(2)=f1-(-1)=f(1)g(-1)-g(1)f(-1)=f(1)g(-1)+g(1)f(1)=f(1)g(-1)+g(1)f(2)=f(1)0 g(-1)+g(1)=1 8 分文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文
37、档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U
38、6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文
39、档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U
40、6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文
41、档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U
42、6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3文档编码:CF8N3Z4H7I4 HQ2U6K9O5H4 ZC3N9R7X5Y3