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2012年黄冈中学高考数学压轴题精编精解精选100题详细解答图文.pdf

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1、20XX年黄冈中学高考数学压轴题精编精解精选100题详细解答 _图文导读：就爱阅读网友为您分享以下“20XX年黄冈中学高考数学压轴题精编精解精选100 题详细解答 _图文”的资讯，希望对您有所帮助，感谢您对的支持!当 x1?x2 时，利用 kPQy4y?y2?kMA有?1 x?1yx1?x2?42 整理得，y2?4x?28.当 x1?x2 时，R 的坐标为(7,0),也满足 y2?4x?28.所以 y2?4x?28 即为动点 R 的轨迹方程.87、解析：(1)由题意可知a?c?1a?2,b?c?1，?椭圆的方程为x2 2?y2?1；（2）由（1）得 F(1,0)，所以 0?m?1.假设存在满足

2、题意的直线 l，设 l 的方程为x2y?k(x?1)，代入?y2?1，得(2k2?1)x2?4k2x?2k2?2?0，2 设 A(x1,y1),B(x2,y2)，则 x1?x2?4k22k2?2,xx?122k2?12k2?1?y1?y2?k(x1?x2?2)?2k，22k?1 4k2?2k?CA?CB?(x1?m,y1)?(x2?m,y2)?(2?2m,2)，2k?12k?1 文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N

3、7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4

4、ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X

5、5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文

6、档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA

7、7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10

8、O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 H

9、X1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9?(CA?CB)?AB,而 AB 的方向向量为(1,k),14k2?2km;?2,即存在这样?2m?2?k?0?(1?2m)k2?m?当 0?m?时,k?22k?12k?11?2m 的直线 l;当 1?m?1 时,k 不存在,即不存在这样的直线l 2 x2y2 88、解：（1）依题意，设椭圆方程为2?2?1(a?b?0)，则其右焦点坐标为ab F(c,0),c?a2?b2，?1 分由

10、|FB|?2?2，文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K

11、6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编

12、码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T

13、5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8

14、D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1

15、N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J

16、7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9即(c2?2?4，解得 c?22。?3 分22xy222?1。?4 分又 b?2，a?c?b?12，即椭圆方程为 124（2）由|AM|?|AN|知点

17、 A 在线段 MN 的垂直平分线上，?y?kx?2?由?x2消去y得x2?3(kx?2)2?12 y2?1?124 即(1?3k2)x2?12kx?0（*）?6 分由 k?0，得方程（*）的?(?12k)2?144k2?0，即方程（*）有两个不相等的实数根。?7 分设 M(x1,y1)、N(x2,y2)，线段 MN 的中点 P(x0,y0)，文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档

18、编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7

19、T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O

20、8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX

21、1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7

22、J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 Z

23、S1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5

24、K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9则 x1?x2?x1?x212k6kx?，?02221?3k1?3k 6k2?2(1?3k2)6k?2?2P(,)?9分?，即?y0?kx0?2?1?3k21?3k21?3k21?3k2?2?22?2?2(1?3k2)1?3k?k?0，直线 AP 的斜率为 k1?，?10 分?6k 1?3k2?2?2(1?3k2)?k?1，?11 分由AP?MN，得 6k 2?2?6k?6，解得：k?又 0?，故?23，即 tan?，

25、?12 分 335?，6?6，或?文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4

26、ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X

27、5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文

28、档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA

29、7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10

30、O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 H

31、X1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9 存在直线 l 满足题意，其倾斜角?89、解：?6，或?5?。?13 分 6 90、解：()由已知得 a1?a?1,a2?4,a3?2

32、a，又 a1?a3?2a2，?(a?1)?2a?8,即 a?3?（2 分）?a1?2，公差 d?a2?a1?2由 Sk?ka1?k(k?1)d，得?（4 分）22k?k(k?1)?2?2550 2 2 即 k?k?2550?0 解得 k?50 或 k?51(舍去)()由 Sn?na1?a?3,k?50?（6 分）n(n?1)d,得 2 n(n?1)?2?n2?n.?（8 分）Sn?2n?2 S?bn?n?n?1?（9 分）n 文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文

33、档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA

34、7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10

35、O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 H

36、X1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N

37、7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4

38、ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X

39、5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9?bn?是等差数列则 b3?b7?b11?b4n?1?(3?1)?(7?1)?(11?1)?(4n?1?1)?(4?4n)n?(11 分)2 2?b3?b7?b1?b?2n?2n?(12分)1n?41 参考答案：91 解：（1）令a=b=1 求得f?1?0 2 分1?1?1 又f?1?f?2?2f?f?2?2?2?21?1?f?5 分

40、 4?2?（2）f2?n?f2?1?21?n?2?1f21?n?21?nf2?1，2nf2?n?2n?1f21?n?2?1.令bn?2nf2?n，bn?bn?1?2?1，9 分数列?bn?是以公差d=?11?1?文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N

41、10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7

42、P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1

43、C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6

44、J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码

45、:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5

46、M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D

47、2 HX1N10N7J7P4 ZS1C2X5K6J9b1?2f?的等差数列12 分 22?2?nn?1?bn?b1?n?1?，bn?，f2?n?n?1 14 分 22?2?92解：（1）充分性：若a2?b2?0 a=b=0 f?x?xx 对任意的 x?R 都有 f?x?f?x?0 f?x?为奇函数，故充分性成立.2 分必要性：若f?x?为奇函数则对任意的x?R 都有 f?x?f?x?0 恒成立，即?x?x?a?b?xx?a?b?0 令 x=0，得 b=0；令 x=a，得 a=0。a2?b2?0 6分（2）由 b22?30，当 x=0 时 a 取任意实数不等式恒成立当 0 x1时f?x?0 恒成

48、立，也即x?文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9

49、文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:C

50、A7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M10O8D2 HX1N10N7J7P4 ZS1C2X5K6J9文档编码:CA7T5M1

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