名校
1 . 复数
满足
(
为虚数单位),则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aa63536f51438bae1a5c3d6d2bd2d01.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28af485f85c1e339ef72d40911f32ce4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aa63536f51438bae1a5c3d6d2bd2d01.png)
您最近一年使用:0次
名校
解题方法
2 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6c51d034589c640dfba8ec887eb226d.png)
______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1579b6a6ac7698e48e9f898177e679d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6c51d034589c640dfba8ec887eb226d.png)
您最近一年使用:0次
名校
解题方法
3 . 若复数
在复平面内对应的点位于第三象限,则实数
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5536415bc4a163300e438f30ad9fd882.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-06-10更新
|
624次组卷
|
3卷引用:重庆市西南大学附属中学校2024届高三下学期全真模拟集训(四)数学试题
名校
4 . 袋中装有9个除颜色外完全相同的球,其中红色球有3个,蓝色球有6个,现甲、乙,丙三人从中不放回地依次各抽一球,则至少有一人抽到红色球的概率为_______ .
您最近一年使用:0次
5 . 已知
,
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d100c22435a23e017cfe6f535379d3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b66b8e21fe7ecf3b4c70d23a73485310.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f064ddaf0cde845b3eacf84cca179aa8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
您最近一年使用:0次
解题方法
6 . 已知单位正方形ABCD,点E是BC边上一点,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02041e5647cba1d1e377dff58ac367c7.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a55c3f663b6b205bb0d541a72e4d4759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02041e5647cba1d1e377dff58ac367c7.png)
您最近一年使用:0次
7 . 已知随机变量
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfecd91dd683910aa97c17a8f2bca9d1.png)
______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f5aaa2edfddfe6da2fea5330e1f25b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfecd91dd683910aa97c17a8f2bca9d1.png)
您最近一年使用:0次
8 . 某体育器材店在两个购物平台上均开设了网店,平台一有1万人给出评分,综合好评率为
,平台二有2万人给出评分,综合好评率为
,则这家体育器材店的总体综合好评率为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c305fd57690268fb0ee3bdd69e504517.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/974944d430beba2be9e38b0606212775.png)
您最近一年使用:0次
名校
9 . 已知集合
,
,则满足
B的集合
的个数为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47e42454dda33180af88dc4a871df037.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d443d8c372cef60618ba2f9f2cfaedd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22882310035db6d3d953e060b0c91733.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
名校
解题方法
10 . 已知复数z的共轭复数是
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41042207515dd2e8349c805e6aee400.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3061ac9b72a685abbf260ce4a73686f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
您最近一年使用:0次