适用年级:{{getGradeNameByProperty('高三|高考模拟|广东|2014年')}} 试卷类型:{{getTestPaperTypeName('高三|高考模拟|广东|2014年')}} 使用省份:{{getAreaName('高三|高考模拟|广东|2014年')}}
试卷年份:{{getYear('高三|高考模拟|广东|2014年')}}上传日期:2014-06-04题数:21
提示:单击题文可显示答案与解析。
题号:914470
题型:选择题
难易度:一般
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
题号:914471
题型:选择题
难易度:一般
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】给出如下四个判断:
①
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image055.png)
;
②
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image056.png)
;
③设
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image057.png)
是实数,
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image058.png)
是
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image059.png)
的充要条件 ;
④命题“若
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image060.png)
则
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image061.png)
”的逆否命题是若
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image062.png)
,则
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image063.png)
.
其中正确的判断个数是:
题号:914472
题型:选择题
难易度:一般
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】 等差数列
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image041.png)
中,
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image042.png)
,
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image043.png)
,若前
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image044.png)
项和
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image045.png)
取得最大,则
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image046.png)
( )
题号:914473
题型:选择题
难易度:一般
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】由于工业化城镇化的推进,大气污染日益加重,空气质量逐步恶化,雾霾天气频率增大,大气污染可引起心悸、胸闷等心脏病症状.为了解某市患心脏病是否与性别有关,在某医院心血管科随机的对入院50位进行调查得到了如下列联表:问有多大的把握认为是否患心脏病与性别有关. 答:.
A.95% | B.99% | C.99.5% | D.99.9% |
| 患心脏病
| 不患心脏病
| 合计
|
男
| 20
| 5
| 25
|
女
| 10
| 15
| 25
|
合计
| 30
| 20
| 50
|
参考临界值表:
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image032.png)
| 0.15
| 0.10
| 0.05
| 0.025
| 0.010
| 0.005
| 0.001
|
K
| 2.072
| 2.706
| 3.841
| 5.024
| 6.635
| 7.879
| 10.828
|
(参考公式:
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image033.png)
其中n =" a" + b + c + d).
题号:914474
题型:选择题
难易度:较易
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】设
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image019.png)
,则函数
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image020.png)
的零点位于区间( )
A.(-1,0) | B.(0,1) | C.(1,2) | D.(2,3) |
题号:914475
题型:选择题
难易度:较易
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】在某次测量中得到的
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image016.png)
样本数据如下:82、84、84、86、86、86、88、88、88、88.若
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image017.png)
样本数据恰好是
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image016.png)
样本数据每一个数都加2后所得数据,则
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image016.png)
、
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image018.png)
两个样本的下列数字特征对应相同的是( )
题号:914476
题型:选择题
难易度:容易
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image012.png)
是虚数单位,则复数
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image013.png)
在复平面内对应的点在( )
题号:914477
题型:选择题
难易度:一般
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
题号:4185579
题型:选择题
难易度:较易
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】执行如图所示的程序框图,若输出的结果是
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image022.png)
,则判断框内的条件( )
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image023.jpg)
题号:4185580
题型:选择题
难易度:一般
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】某个几何体的三视图如图(其中正视图中的圆弧是半圆)所示,则该几何体的表面积为( )
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image036.jpg)
题号:914466
题型:填空题
难易度:一般
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】若以
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image106.png)
为极点,
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image107.png)
轴正半轴为极轴,曲线
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image108.png)
的极坐标方程为:
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image109.png)
上的点到曲线
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image110.png)
的参数方程为:
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image111.png)
(
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image112.png)
为参数)的距离的最小值为
.
题号:914467
题型:填空题
难易度:较易
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】一只艘船以均匀的速度由A点向正北方向航行,如图,开始航行时,从A点观测灯塔C的方位角(从正北方向顺时针转到目标方向的水平角)为45°,行驶60海里后,船在B点观测灯塔C的方位角为75°,则A到C的距离是__________海里.
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image100.png)
题号:914468
题型:填空题
难易度:较易
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】抛物线
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image090.png)
上的点
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image091.png)
到其焦点
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image092.png)
的距离
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image093.png)
,则点
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image091.png)
的坐标是_______.
题号:914469
题型:填空题
难易度:较易
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】已知向量
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image082.png)
,
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image083.png)
.若向量
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image084.png)
与
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image085.png)
共线,则实数
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image086.png)
_______.
题号:4185581
题型:填空题
难易度:一般
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】如图所示,
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image119.png)
是半径等于
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image120.png)
的圆
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image106.png)
的直径,
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image121.png)
是圆
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image106.png)
的弦,
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image122.png)
,
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image121.png)
的延长线交于点
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image123.png)
,若
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image124.png)
,
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image125.png)
,则
.![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image127.png)
题号:914462
题型:解答题
难易度:较难
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】已知正项数列
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image279.png)
中,其前
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image044.png)
项和为
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image045.png)
,且
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image280.png)
.
(1)求数列
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image279.png)
的通项公式;
(2)设
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image281.png)
,
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image282.png)
,求证:
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image283.png)
;
(3)设
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image284.png)
为实数,对任意满足成等差数列的三个不等正整数
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image285.png)
,不等式
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image286.png)
都成立,求实数
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image284.png)
的取值范围.
题号:914463
题型:解答题
难易度:一般
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】(本题满分14分)
如图1,直角梯形
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image176.png)
中, 四边形
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image177.png)
是正方形,
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image178.png)
,
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image179.png)
.将正方形沿
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image180.png)
折起,得到如图2所示的多面体,其中面
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image181.png)
面
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image182.png)
,
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image091.png)
是
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image183.png)
中点.
(1) 证明:
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image184.png)
∥平面
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image185.png)
;
(2) 求三棱锥
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image186.png)
的体积.
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image188.png)
图1 图2
题号:914464
题型:解答题
难易度:一般
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】为调查民营企业的经营状况,某统计机构用分层抽样的方法从A、B、C三个城市中,抽取若干个民营企业组成样本进行深入研究,有关数据见下表:(单位:个)
城市
| 民营企业数量
| 抽取数量
|
A
| ![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image153.png)
| 4
|
B
| 28
| ![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image154.png)
|
C
| 84
| 6
|
(1)求
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image107.png)
、
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image154.png)
的值;
(2)若从城市A与B抽取的民营企业中再随机选2个进行跟踪式调研,求这2个都来自城市A的概率.
题号:914465
题型:解答题
难易度:一般
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】已知函数
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image134.png)
(1)求
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image135.png)
的值;
(2)当
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image136.png)
时,求函数
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image020.png)
的值域.
题号:4185582
题型:解答题
难易度:一般
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】已知椭圆的离心率为
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image244.png)
,过
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image245.png)
的左焦点
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image246.png)
的直线
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image247.png)
被圆
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image248.png)
截得的弦长为
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image249.png)
.
(1)求椭圆
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image245.png)
的方程;
(2)设
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image245.png)
的右焦点为
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image250.png)
,在圆
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image251.png)
上是否存在点
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image123.png)
,满足
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image252.png)
,若存在,指出有几个这样的点(不必求出点的坐标);若不存在,说明理由.
题号:4185583
题型:解答题
难易度:较难
日期:2014-06-04
来源:2014届广东省韶关市高三4月高考模拟(二模)文科数学试卷(带解析)
【题文】已知函数
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image332.png)
,
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image333.png)
.
(1)若
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image334.png)
的极大值为
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image335.png)
,求实数
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image336.png)
的值;
(2)若对任意
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image337.png)
,都有
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image338.png)
恒成立,求实数
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image339.png)
的取值范围;
(3)若函数f(x)满足:在定义域内存在实数x
0,使f(x
0+k)= f(x
0)+ f(k)(k为常数),则称“f(x)关于k可线性分解”. 设
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image340.png)
,若
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image341.png)
关于实数a 可线性分解,求
![](http://static.zujuan.xkw.com/Upload/2014-06/04/067f0309-4f23-42df-826f-e9e5333bf2c5/paper.files/image070.png)
取值范围.