1 . 记曲线
与直线
,
和
轴围成的区别为
,现向平面区域
内随机投一点,则该点落在
内的概率为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/637460cf254a2f94e79919f6e17ff8f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9355031ea0b2dc9cef3777621bc6d38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29372c1805b89e56d45d21351fcab21d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39804d4f719d2bec28bc2cb5c554315f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
您最近一年使用:0次
名校
2 . 如图,设
是途中边长分别为1和2的矩形区域,
是
内位于函数
图象下方的
阴影部分区域,则阴影部分
的面积为
![](https://img.xkw.com/dksih/QBM/2016/2/22/1572490693173248/1572490698432512/STEM/b45f95c4dd3d458a8d4165fbcdecc930.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9c76e5db851467dfb12f34aa49e5d1.png)
阴影部分区域,则阴影部分
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://img.xkw.com/dksih/QBM/2016/2/22/1572490693173248/1572490698432512/STEM/b45f95c4dd3d458a8d4165fbcdecc930.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2016-12-04更新
|
1066次组卷
|
2卷引用:云南省昆明第一中学2018-2019学年高二上学期期末考试数学