1 . 在矩形
中,
,在
边上随机取一点
,若
是
最大边的概率为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2da1d50433aecf541991fd0f01773cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a855335176fc36a15017f50a8561348.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d266a04f3dc7483eddbc26c5e487db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c96e57c0595d832191594d11a1a0f15f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2 . 已知
都是定义在
上的函数,
,则关于
的方程
,
有两个不同的实根的概率为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ce740b61ff1a1a901f0b5e0f3265cd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5baf6dd7df51edd0d48841e2496e537.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd854f56cc7387ac85448b7da5ec3e3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afb0bd7bacacb28296068eb4612a0f05.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次