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1、1 北京市 2018 届高三春季普通高中会考数学试卷第一部分选择题（每小题 3 分 共 75 分）在每小题给出的四个备选答案中，只有一项是符合题目要求的.1.已知集合1 2,3A，1,2B，那么AB等于（）A3 B1,2 C1,3 D1,2,32.已知直线l经过两点(1,2)P，(4,3)Q，那么直线l的斜率为（）A-3 B13 C13 D3 3.对任意，下列不等式恒成立的是A20 x f B0 x f C 1()+102xf Dlg0 x f4.已知向量(,3)axr，(4,6)br，且abrrP，那么x的值是（）A 2 B3 C.4 D 6 5.给出下列四个函数1yx;yx;lgyx;31
2、yx，其中奇函数的序号是A B C D6.要得到sin()12yx函数的图像，只需将函数sinyx的图像A向左平移12个单位 B向右平移12个单位 C向上平移12个单位 D向下平移12个单位7.某程序框图如图所示，那么执行该程序后输出S的值是A 3 B6 C 10 D 15 8.设数列na的前项和为nS，如果11a，12nnaa*()nN那么1S，2S，3S，4S中最小的是A1S B2S C3S D4S|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 1 页，共 7 页2 9.222loglog 63等于A 1 B 2 C 5 D 6 10.如果为
3、锐角，4sin5，那么sin2的值等于A2425 B 1225 C1225 D242511.已知0,0abff，且28ab，那么ab的最大值等于A 4 B8 C 16 D 32 12.0000cos12 cos18sin12 sin18的值等于A32 B12 C12 D3213.共享单车为人们提供了一种新的出行方式，有关部门对使用共享单车人群的年龄分布进行了统计，得到的数据如下表所示：年龄12-20 岁20-30 岁30-40 岁40 岁及以上比例14%45.5%34.5%6%为调查共享单车使用满意率情况，线采用分层抽样的方法从中抽取容量为200 的样本进行调查，那么应抽取20-30 岁的人数
4、为A 12 B 28 C 69 D 91 14.某几何体的三视图如图所示，其中正视图与侧视图均为正方形，俯视图为圆，那么这个几何体的表面积是A4 B5C6D2415.已知向量,a brr满足|1ar，|2br，1a brr?，那么向量,a brr的夹角为A30 B60 C120 D15016.某学校高一年级计划在开学第二周的星期一至星期五进行“生涯规划”体验活动，要求每名学生选择连续的两天参加体验活动，那么某学生随机选择的连续两天至，有一天是星期|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 2 页，共 7 页文档编码:CZ2R6S8Y10O7
5、HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P
6、1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3
7、ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M
8、2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10
9、文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:C
10、Z2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8
11、Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I103 二的概率为A15 B14 C13 D1217.函数()2f xxx的零点个数为A 0 B 1 C 2 D3 18.已知圆22:2Mxy与圆22:(1-23Nxy）（），那么两圆的位置关系是A内切 B相
12、交 C外切 D外离19.如图，平面区域（阴影部分）对应的不等式组是A2020220 xyxyxy B2020220 xyxyxyC2020220 xyxyxy D2020220 xyxyxy20.在ABC中，22,3,3acC，那么等于sin AA36 B33 C13 D2321.九章算术的盈不足章第19 个问题中提到：“今有良马与驽马发长安，至齐.齐去长安三千里.良马初日行一百九十三里，日增一十三里.驽马初日行九十七里，日减半里”其大意为：“现在有良马和驽马同时从长安出发到齐去.已知长安和齐的距离是3000 里.良马第一天行193 里，之后每天比前一天多行13 里.驽马第一天行97 里，之后
13、每天比前一天少行 0.5 里”试问前 4 天，良马和驽马共走过的路程之和的里数为A 1235 B1800 C 2600 D 3000 22.在正方体1111ABCDA B C D中，给出下列四个推断：111ACAD11ACBD 平面11AC B/平面1ACD平面11AC B平面|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 3 页，共 7 页文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW
14、5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F
15、5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS
16、8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N
17、1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档
18、编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2
19、R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y1
20、0O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I104 11BB D D其中正确的推断有A 1 个 B 2 个 C 3 个 D4 个23.如图，在ABC中，090,3,BACABD在斜边BC上，且2CDDB，那AB ADuuu r uu u r么的值为A 3 B 5 C 6 D 9 24.为了促进经济结构不断优化，2015 年中央财经领导小组强调“着力加强供给侧结构性改革”.2017 年国家统计局对外发布报告“前三季度全国工
21、业产能利用率达到五年来最高水平”，报告中指出“在供给侧结构性改革持续作用下，今年以来去产能成效愈加凸显，供求关系稳步改善”.下图为国家统计局发布的2015 年以来我国季度工业产能利用率的折线图.说明：在统计学中，同比是指本期统计数据与上一年同期统计数据相比较，；例如 2016 年第二季度与 2015 年第二季度相比较；环比是指本期统计数据与上期统计数据相比较，例如 2015年第二季度与2015 年第一季度相比较.根据上述信息，下列结论中错误的是A2016 年第三季度和第四季度环比都有提高 B 2017 年第一季度和第二季度环比都有提高C2016 年第三季度和第四季度同比都有提高|精.|品.|可
22、.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 4 页，共 7 页文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I1
23、0文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:
24、CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S
25、8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7
26、 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2
27、P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3
28、 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I105 D2017 年第一季度和第二季度同比都有提高25.已知函数2()2
29、f xxxaa在区间 1,3上的最大值是3，那么实数a的取值范围是A(,0 B(,1 C0,)D1,)2第二部分解答题（共 25 分）26.已知函数2()12sinf xx（1）()6f；（2）求函数()f x在区间,4 6上的最大值和最小值.27.如图，在三棱锥PABC中，PBBC，ACBC，点,E F G分别为,AB BC PC，的中点（1）求证：PB/平面EFG；（2）求证：BCEG28.已知数列na是等比数列，且118a，公比2q.（1）数列na的通项公式为na；（2）数列b n满足nb2logna*()nN，求数列b n的前n项和nS的最小值.29.已知圆22:226+1=0Mxyx
30、.（1）圆M的圆心坐标为；（2）设直线l过点(0,2)A且与x轴交于点D.与圆M在第一象限的部分交于两点,B C.若O为坐标原点，且OAB与OCD的面积相等，求直线l的斜率.30.同学们，你们是否注意到：在雨后的清晨，沾满露珠自然下垂的蜘蛛丝；空旷的田野上，两根电线杆之间的电线；峡谷上空，横跨深涧的观光索道的电缆.这些现象中都有相似的曲|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 5 页，共 7 页文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS
31、8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N
32、1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档
33、编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2
34、R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y1
35、0O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW
36、5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F
37、5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I106 线形态.事实上，这些曲线在数学上常常被称为悬链线.悬链线的相关理论在工程、航海、光学等方面有广泛的应用.下面我们来研究一类与悬链线有关的函数，这类函数的表达式为()+xxf xaebe（其中,a b是非零常数，无理数2.71828eL）.（1）当1,a()f x为偶函数时，b；（2）如果()f x为R上的单调函
38、数，请写出一组符合条件的的,a b值；（3）如果()f x的最小值为2，求ab的最小值.参考答案选择题：|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 6 页，共 7 页文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2
39、P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3
40、 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6
41、M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I1
42、0文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:
43、CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S
44、8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7
45、 HW5G2P1F5O3 ZS8T6M2N1I107 1-25 BCCAA BBDBA BDDCB DBBAB ACCCB26.12；0,127.略28.42nna；当3n或4n时，nS取得最小值629.圆心坐标3(,0)2；直线斜率为1230.1b；答案不唯一，只要满足0ab p均可；最小值为2.|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 7 页，共 7 页文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R
46、6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10
47、O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5
48、G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5
49、O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8
50、T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1I10文档编码:CZ2R6S8Y10O7 HW5G2P1F5O3 ZS8T6M2N1