1 . 甲乙两人下棋,甲获胜的概率为0.3,甲乙和棋的概率为0.4,则甲不输的概率为_______ .
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2 . 已知函数
的图象过点
,且在点
处的切线方程为
.
(1)求
和
的值;
(2)求函数
的解析式.
![](https://img.xkw.com/dksih/QBM/2016/1/27/1572467990872064/1572467996950528/STEM/2f160bd1a50441fe8bd183ca8c5ef909.png)
![](https://img.xkw.com/dksih/QBM/2016/1/27/1572467990872064/1572467996950528/STEM/369d70c2c07d4391b872daf514f767af.png)
![](https://img.xkw.com/dksih/QBM/2016/1/27/1572467990872064/1572467996950528/STEM/8ec2e9f5e75f41f884e31662bb8f0b69.png)
![](https://img.xkw.com/dksih/QBM/2016/1/27/1572467990872064/1572467996950528/STEM/349b538732914326842d0a368158256b.png)
(1)求
![](https://img.xkw.com/dksih/QBM/2016/1/27/1572467990872064/1572467996950528/STEM/98c67ee281f5494e88bc47d3a3259558.png)
![](https://img.xkw.com/dksih/QBM/2016/1/27/1572467990872064/1572467996950528/STEM/c7c34ae6eacb4036be1967e3df237094.png)
(2)求函数
![](https://img.xkw.com/dksih/QBM/2016/1/27/1572467990872064/1572467996950528/STEM/9230c1c7b886471ea868d187e6f6aad5.png)
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3 . 在平均变化率的定义中,自变量
在
处的增量
应满足
![](https://img.xkw.com/dksih/QBM/2015/2/6/1571984082305024/1571984087547904/STEM/5ac49468c2cf48ccabce356ba6f9b7cc.png)
![](https://img.xkw.com/dksih/QBM/2015/2/6/1571984082305024/1571984087547904/STEM/7cd29350fff2492fa77b137dc4f241e5.png)
![](https://img.xkw.com/dksih/QBM/2015/2/6/1571984082305024/1571984087547904/STEM/c819982cb45f49e49b76c7df14f5b3c6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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13-14高二下·福建三明·期中
4 . 设
,则使幂函数
为奇函数且在
上单调递增的a值的个数为
![](https://img.xkw.com/dksih/QBM/2014/7/8/1571816332378112/1571816337907712/STEM/24830ece81704bdcb4ac7018dc219113.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dd3f86cd7afe812f3d8e131bee1e315.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31a141e697b1a31a9a4e759984e899a5.png)
A.0 | B.1 | C.2 | D.3 |
您最近一年使用:0次
2016-12-03更新
|
5326次组卷
|
3卷引用:2013-2014学年福建省三明一中高二下学期期中考试文科数学试卷
(已下线)2013-2014学年福建省三明一中高二下学期期中考试文科数学试卷2014-2015学年内蒙古巴彦淖尔市一中高一上学期期中考试数学试卷2015-2016学年河北定州中学高一承智班上周练二数学试卷
5 . 曲线
,在点
处的切线方程为
![](https://img.xkw.com/dksih/QBM/2016/5/12/1572634487037952/1572634492870656/STEM/9787fa550403495b998299fc7723297b.png)
![](https://img.xkw.com/dksih/QBM/2016/5/12/1572634487037952/1572634492870656/STEM/d26b4b91914243f788ba70797423bdf0.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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6 . 若![](https://img.xkw.com/dksih/QBM/2016/1/25/1572465539530752/1572465545043968/STEM/c6e1b5ce39ac412aacd7aac42af3547d.png?resizew=70)
,且![](https://img.xkw.com/dksih/QBM/2016/1/25/1572465539530752/1572465545043968/STEM/dfd8ac2805874a958f57d3e22f95d5e6.png?resizew=70)
,则
与
的夹角大小为_______ .
![](https://img.xkw.com/dksih/QBM/2016/1/25/1572465539530752/1572465545043968/STEM/c6e1b5ce39ac412aacd7aac42af3547d.png?resizew=70)
![](https://img.xkw.com/dksih/QBM/2016/1/25/1572465539530752/1572465545043968/STEM/00e29afa26344a4d80366cd087959f70.png?resizew=66)
![](https://img.xkw.com/dksih/QBM/2016/1/25/1572465539530752/1572465545043968/STEM/dfd8ac2805874a958f57d3e22f95d5e6.png?resizew=70)
![](https://img.xkw.com/dksih/QBM/2016/1/25/1572465539530752/1572465545043968/STEM/00e29afa26344a4d80366cd087959f70.png?resizew=66)
![](https://img.xkw.com/dksih/QBM/2016/1/25/1572465539530752/1572465545043968/STEM/50b38a2b0dce4ed598ccd6dfa7620a43.png?resizew=14)
![](https://img.xkw.com/dksih/QBM/2016/1/25/1572465539530752/1572465545043968/STEM/c401ae083c9b4a2c962c83fe032a4ce5.png?resizew=14)
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13-14高二下·福建三明·期中
7 . 已知函数
,则下列哪个函数与
表示同一个函数
![](https://img.xkw.com/dksih/QBM/2016/7/5/1572886950559744/1572886955958272/STEM/5f0c515c930040e2a31b025086b36d7c.png)
![](https://img.xkw.com/dksih/QBM/2016/7/5/1572886950559744/1572886955958272/STEM/2f6b95cc5975470d88086c3d391c8a6e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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8 . 设向量
,
,其中
.
(1)请列出有序数组
的所有可能结果;
(2)记“使得
成立的
”为事件
,求事件
发生的概率.
![](https://img.xkw.com/dksih/QBM/2015/3/13/1572006174851072/1572006180511744/STEM/8c56d05e0fcb47a0ba820888da9cb4d5.png)
![](https://img.xkw.com/dksih/QBM/2015/3/13/1572006174851072/1572006180511744/STEM/822a482ef2ee4111ac34c5934e3671fc.png)
![](https://img.xkw.com/dksih/QBM/2015/3/13/1572006174851072/1572006180511744/STEM/f8d2a10116fa4f708e3837c19dcd797d.png)
(1)请列出有序数组
![](https://img.xkw.com/dksih/QBM/2015/3/13/1572006174851072/1572006180511744/STEM/4f94a419bc254cc5b19676817fcec213.png)
(2)记“使得
![](https://img.xkw.com/dksih/QBM/2015/3/13/1572006174851072/1572006180511744/STEM/0c64f4c69e11457883dd5e17af2dd408.png)
![](https://img.xkw.com/dksih/QBM/2015/3/13/1572006174851072/1572006180511744/STEM/4f94a419bc254cc5b19676817fcec213.png)
![](https://img.xkw.com/dksih/QBM/2015/3/13/1572006174851072/1572006180511744/STEM/7f1e93dc3af84bffb90a249417771f1c.png)
![](https://img.xkw.com/dksih/QBM/2015/3/13/1572006174851072/1572006180511744/STEM/7f1e93dc3af84bffb90a249417771f1c.png)
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2016-12-03更新
|
650次组卷
|
2卷引用:2014-2015学年福建省三明市一中高二上学期第二次月考理科数学试卷1
9 . 已知圆C的极坐标方程为
,以极点为原点,极轴为x轴的正半轴建立平面直角坐标系,若直线
与圆C相切.
求(1)圆C的直角坐标方程;(2)实数k的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26f121096c09b2de8eba1facbff1f939.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4d7b6b24a25e2448b367e06b97d9a37.png)
求(1)圆C的直角坐标方程;(2)实数k的值.
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10 . 下列命题中不是全称命题的是
A.任何一个实数乘以0都等于0 |
B.自然数都是正整数 |
C.每一个向量都有大小 |
D.一定存在没有最大值的二次函数 |
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