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1、安徽省数学高考模拟试题精编七【说明】本试卷分第卷(选择题)和第卷(非选择题)两部分，满分150 分考试时间 120分钟请将第卷的答案填入答题栏内，第卷可在各题后直接作答.题号一二三总分1112131415161718192021得分第卷(选择题共 50 分)一、选择题(本大题共 10 小题，每小题 5 分，共 50 分在每小题给出的四个选项中，只有一项是符合题目要求的)1复数i2i3i41i在复平面内对应的点与原点的距离为()A1 B.22C.2 D 22已知向量a(1,2)，b(2，m)，若ab，则|2a3b|()A.70 B 45C3 5 D 2 53已知，表示两个相交的平面，直线l在平面
2、内且不是平面，的交线，则“l”是“”的()A充分条件 B 必要条件C充要条件 D 既不充分也不必要条件4如图，水平放置的三棱柱的侧棱长和底边长均为2，且侧棱AA1平面A1B1C1，正视图是边长为 2 的正方形，该三棱柱的侧视图的面积为()A4 B 2 3C2 2 D.35已知一个数列 an的各项是 1 或 2，首项为 1，且在第k个 1 和第(k1)个 1 之间有(2k1)个 2，即 1,2,1,2,2,2,1,2,2,2,2,2,1，则前 2 012 项中 1 的个数为()A44 B 45C46 D 476(理)若函数f(x)f?x4?，x02x 60cos 3tdt，x0，则 f(2 01
3、2)()A.13B43C.43D.73文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X
4、1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S
5、3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文
6、档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10
7、Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J
8、7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB
9、4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10
10、S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6(文)已知 为锐角，且 2tan()3cos2 50，tan()6sin()1，则sin 的值是()A.355B.3 77C.31010D.137(理)从 1 到 10 这十个自然数中随机取三个数，则其中一个数是另两个数之和的概率是()A.16B.14C.13D.12(文)在三棱锥 SABC中，AB BC，AB BC 2，SA SC 2，AC的中点为 M，SMB的余弦值是33，若 S、A、B、C都在同一球面上，则该球的表面积是()A.32B2C6D.68已知an 为等差数列，其公差为2，且 a7是 a3，a9的等比中项，Sn为an的
11、前 n项和，nN*，则S10的值为()A110 B 90文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2
12、S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6
13、文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A1
14、0Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7
15、J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 H
16、B4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H1
17、0S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码
18、:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6C90 D 1109若程序框图如图所示，视x为自变量，y为函数值，可得函数yf(x)的解析式，则f(x)f(2)的解集为()A(2，)B(4,5C(，2 D(，2)(3.5,510 已知定义在 R上的函数f(x)满足f(1)1，且f(x)的导数f(x)在 R上恒有f(x)12，则不等式f(x2)x2212的解集为()A(1，)B(，1)C(1,1)D(，1)(1，)答题栏题号12345678910答案第卷(非选择题共 100分)二、填空题(本大题共 5 小题，每小题 5 分，共 25 分将答案填写在题中的横线上)1
19、1下列命题正确的序号为 _函数yln(3 x)的定义域为(，3；文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码
20、:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10
21、W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 Z
22、H9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4
23、L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10
24、X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2
25、S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6
26、文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6定义在 a，b 上的偶函数f(x)x2(a5)xb的最小值为 5；若命题p：对?xR，都有x2x20，则命题绨p：?xR，有x2x20；若a0，b0，ab4，则1a1b的最小值为 1.12(理)10 名运动员中有 2 名老队员和 8 名新队员，现从中选3 人参加团体比赛，要求老队员至多1 人入选且新队员甲不能入选的选法有_种(文)为了均衡教育资源，加大对偏远地区的教育投入，调查了某地若干户家庭的年收入x(单位：万元)和年教育支出y(单位：万元)，调查显示年收入x与年教育支出y具有线性相关关系，并由调查数据得
27、到y对x的回归直线方程：y0.15x0.2.由回归直线方程可知，家庭年收入每增加1 万元，年教育支出平均增加_万元13点P在双曲线x2a2y2b21(a0，b0)上，F1，F2分别是双曲线的左、右焦点，F1PF290，且F1PF2的三条边长之比为345.则双曲线的渐近线方程是_14已知a、b都是正实数，函数y2aexb的图象过点(0,1)，则1a1b的最小值是_15已知数列 an为等差数列，a33，a1a2a621，数列 1an 的前n项和为Sn，若对一切nN*，恒有S2nSnm16成立，则m能取到的最大正整数是 _三、解答题(本大题共 6 小题，共 75 分解答应写出文字说明，证明过程及演算
28、步文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A
29、10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N
30、7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1
31、HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H
32、10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编
33、码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y1
34、0W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7
35、ZH9A10Y10W7Q6骤)16(本小题满分 12 分)已知a，b，c分别为ABC三个内角A，B，C的对边，且bccba2bc1，又函数f(x)2cos xcos(xA)cos A.(1)求A的值；(2)求函数f3x2在 0，3上的最小值17.(本小题满分 12 分)已知函数f(x)ln xa2x2ax(aR)(1)当a1 时，证明函数f(x)只有一个零点；(2)若函数f(x)在区间(1，)上是减函数，求实数a的取值范围18(本小题满分12 分)椭圆x2a2y2b21(ab0)的左、右焦点分别为F1、F2，过F1的直线l与椭圆交于A、B两点()如果点A在圆x2y2c2(c为椭圆的半焦距)上，
36、且|F1A|c，求椭圆的离心率；()若函数y2logmx(m0 且m1)的图象，无论m为何值时恒过定点(b，a)，求F2AF2B的取值范围19(理)(本小题满分 13 分)如图，在四棱锥PABCD中，PA底面ABCD，DAB为直角，ABCD，ADCD2AB，E、F分别为PC、CD的中点()求证：CD平面BEF；文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H1
37、0S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码
38、:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10
39、W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 Z
40、H9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4
41、L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10
42、X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2
43、S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6()设PAkAB，且二面角EBDC大于 30，求k的取值范围(文)(本小题满分13 分)已知在如图的多面体中，AE底面BEFC，ADEFBC，BEADEF12BC，G是BC的中点(1)求证：AB平面DEG；(2)求证：EG平面BDF.20.(本小题满分 13 分)
44、在公差不为零的等差数列an中，前四项之和为14，a1、a3、a7成等比数列(1)求数列 an的通项公式；(2)符号x 表示不超过实数x的最大整数，记bnlog2(an1)，Sn为数列bn 的前n项和，求S2n.21.(理)(本小题满分13 分)随着建设资源节约型、环境友好型社会的宣传与实践，低碳绿色的出行方式越来越受到追捧，全国各地兴起了建设公共自行车租赁系统的热潮据不完全统计，已有北京、株洲、杭州、太原、苏州、深圳等城市建成公共自行车租赁系统某市公共自行车实行60 分钟内免费租用，60 分钟至 120分钟(含120 分钟)收取 1 元租车服务费，120 分钟至 180 分钟(含 180 分钟
45、)收取 2 元租车服务费，180 分钟以上的时间按每小时3 元计费(不足 1 小时的按 1 小时计)，租车费用实行分段合计现有甲、乙两人相互独立到租车点租车上班(各租一车一次)，设甲、乙不超过 1 小时还车的概率分别为12，14，1 小时以上且不超过2 小时还车的概率分别为14，13，2 小时以上且不超过3 小时还车的概率分别为18，13，两人租车时间均不会超过 4 小时文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L
46、9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X
47、1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S
48、3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文
49、档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10
50、Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J7 ZH9A10Y10W7Q6文档编码:CP2S3H10S10X1 HB4H4L9N7J