解题方法
1 . 已知
,
,现向集合A所在区域内投点,则该点落在集合B所在区域内的概率为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4c71825b7572946e3a547df617741f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/119ed37e596c024daf45373623318514.png)
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2 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fad7f18dbe3c8088814f3c218ad6043e.png)
_________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fad7f18dbe3c8088814f3c218ad6043e.png)
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名校
3 . 已知函数
的图象如图所示,它与直线
在原点处相切,此切线与函数图象所围区域(图中阴影部分)的面积为
,则
的值为_________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63c29489783b0d4b873cf4d9d92514fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0469889402fb2c6e0faa0d846882b697.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0645561155d6f01717e60c829e999621.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://img.xkw.com/dksih/QBM/2019/1/25/2126428253798400/2127656658452481/STEM/9e4d141de3c04a56b4c089dc0364e3a6.png?resizew=159)
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2016-12-03更新
|
1585次组卷
|
7卷引用:黑龙江省牡丹江市第三高级中学2019-2020学年高二上学期期末考试数学(理)试题
2014·重庆·一模
名校
解题方法
4 . 已知平面区域
,直线
和曲线
有两个不同的交点,直线
与曲线
围成的平面区域为
,向区域
内随机投一点
,点
落在区域
内的概率为
,若
,则实数
的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ea03e70d9e71d125d6859b69ab93325.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27bf91c97c67070afcafdedff7058192.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26348c47bb8fac9c0da1ea64a4c28c9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb9ad1e34877b0db02d0219332b0f7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec26ec7cbd1039e98c7c8187034f2ef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf82c574f160cc51472d3edfc69d7574.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2016-12-03更新
|
1171次组卷
|
6卷引用:2020届黑龙江省哈尔滨市第三中学高三综合题(二)数学(文)试题
2020届黑龙江省哈尔滨市第三中学高三综合题(二)数学(文)试题2020届黑龙江省哈尔滨市第三中学高三综合题(二)数学(理)试题(已下线)2014届重庆市高三下学期考前模拟(二诊)理科数学试卷(已下线)2014届重庆市高三下学期考前模拟(二诊)文科数学试卷2015-2016学年湖南省岳阳市一中高二上学期期中数学试卷第十二届高二试题(B卷) -“枫叶新希望杯”全国数学大赛真题解析(高中版)
11-12高三上·黑龙江大庆·期末
5 . 由
与曲线
所围成的图形的面积为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b9f0b9e53a83e68f5fec944f343119.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6780f3001a1caf4f1d27149254a74c9.png)
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11-12高三上·黑龙江牡丹江·期末
6 . 若
的图象如图所示,定义
,
.则下列对
的性质描述正确的是___________ .
(1)
是
上的增函数;(2)
;
(3)
是
上的减函数;(4)
使得
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7028a5fa4d781d382ca3b73b74796e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/793b9d58f4411abc1026880497bc1325.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/873cbb6da08c5c835c02d260633fd0aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b379e7fac207d9009680e323ff0a9aa.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b379e7fac207d9009680e323ff0a9aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280d6c91573829f72d77c1f59b16d7c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c0b6caad65de6b52ea8eea20e4fd552.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b379e7fac207d9009680e323ff0a9aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280d6c91573829f72d77c1f59b16d7c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6de601b490585336aefc500648dbc8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5c0f88f4f50427c434696f4d64156b4.png)
![](https://img.xkw.com/dksih/QBM/2011/4/1/1570098628558848/1570098634055680/STEM/c35b8cb76f6341bba454d61b5d333d70.png?resizew=119)
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9-10高二下·黑龙江·期中
解题方法
7 . 如图,在一个长为
,宽为2的矩形
内,曲线
与
轴围成如图所示的阴影部分,向矩形
内随机投一点(该点落在矩形
内任何一点是等可能的),则所投的点落在阴影部分的概率是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10856b430e8a0e2762ef8703433e0fbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://img.xkw.com/dksih/QBM/2010/5/11/1569725737852928/1569725743046656/STEM/82d4e17c-8ea6-43e0-946a-b53770f98bd8.png)
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