2018年北京高考试卷(文科)—含答案.pdf
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1、2018 年普通高等学校招生全国统一考试数学(文)(北京卷)本试卷共5 页,150 分。考试时长120 分钟。考生务必将答案答在答题卡上,在试卷上作答无效。考试结束后,将本试卷和答题卡一并交回。第一部分(选择题共40 分)一、选择题共8 小题,每小题5 分,共 40 分。在每小题列出的四个选项中,选出符合题目要求的一项。(1)已知集合A=(?|?|2),B=-2,0,1,2,则ABI(A)0,1(B)-1,0,1(C)-2,0,1,2(D)-1,0,1,2(2)在复平面内,复数11i的共轭复数对应的点位于(A)第一象限(B)第二象限(C)第三象限(D)第四象限(3)执行如图所示的程序框图,输出
2、的s值为第 1 页,共 11 页(A)12(B)56(C)76(D)712(4)设 a,b,c,d 是非零实数,则“ad=bc”是“a,b,c,d 成等比数列”的(A)充分而不必要条件(B)必要而不充分条件(C)充分必要条件(D)既不充分也不必要条件(5)“十二平均律”是通用的音律体系,明代朱载堉最早用数学方法计算出半音比例,为这个理论的发展做出了重要贡献.十二平均律将一个纯八度音程分成十二份,依次得到十三个单音,从第二个单音起,每一个单音的频率与它的前一个单音的频率的比都等于122.若第一个单音的频率为f,则第八个单音的频率为学科#网(A)32 f(B)322 f(C)1252 f(D)12
3、72 f(6)某四棱锥的三视图如图所示,在此四棱锥的侧面中,直角三角形的个数为(A)1(B)2(C)3(D)4(7)在平面直角坐标系中,?,AB CD EF GH是圆221xy上的四段弧(如图),点P在其中一段上,角以 O?为始边,OP 为终边,若tancossin,则 P 所在的圆弧是第 2 页,共 11 页文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8
4、HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T
5、5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5
6、 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4
7、L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9
8、文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:C
9、Y10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V
10、5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9(A)?AB(B)?CD(C)?EF(D)?GH(8)设集合(,)|1,4,2,Ax yxyaxyxay则(A)对任意实数a,(2,1)A(B)对任意实数a,(2,1)A(C)当且仅当a1,则当1(,1)xa时,()0fx;当(1,)x时,()0fx.所以()f x在 x=1 处取得极小值.第 8 页,共 11 页文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10
11、T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4
12、S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7
13、V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码
14、:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G
15、2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B
16、8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G
17、1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9若1a,则当(0,1)x时,110axx,所以()0fx.所以 1 不是()f x的极小值点.综上可知,a 的取值范围是(1,).方法二:()(1)(1)exfxaxx.(1)当 a=0 时,令()0fx得 x=1.(),()fxfx随 x 的变化情况如下表:x(,1)1(1,)()fx+0-()f x极大
18、值()f x在 x=1 处取得极大值,不合题意.(2)当 a0 时,令()0fx得121,1axx.当12xx,即 a=1 时,2()(1)e0 xfxx,()f x在R上单调递增,学科&网()f x无极值,不合题意.当12xx,即 0a1 时,(),()fxf x随 x 的变化情况如下表:x 1(,)a1a1(,1)a1(1,)第 9 页,共 11 页文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9
19、G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档
20、编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY10G2V5A1B8 HR4G1T5S10T5 ZB4S4L9G7V9文档编码:CY1
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