名校
解题方法
1 . 已知复数
,
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cd2f6943430457cb1635515400ce8fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f47cdd00c45161e2cdd585a4308b876a.png)
A.![]() |
B.若![]() ![]() |
C.若![]() ![]() ![]() |
D.若![]() ![]() |
您最近一年使用:0次
名校
解题方法
2 . 已知复数
,其中
为虚数单位,若
满足
,则下列说法中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db31fcead8e3aff98a0d7712bff575f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/314a6d5d5929725092b57b409f97775f.png)
A.![]() ![]() |
B.![]() ![]() |
C.存在两个![]() ![]() |
D.存在两个![]() ![]() |
您最近一年使用:0次
2024-06-04更新
|
696次组卷
|
2卷引用:浙江省绍兴市上虞区2023-2024学年高三下学期适应性教学质量调测数学试卷
名校
解题方法
3 . 已知曲线
,曲线
,下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8afba75dac7dd121de3a5d76393be3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c629a4f2909d5a49f1e92b50771a6be6.png)
A.![]() ![]() |
B.若![]() ![]() ![]() |
C.直线![]() ![]() ![]() |
D.若![]() ![]() ![]() |
您最近一年使用:0次
名校
解题方法
4 . 已知圆
,圆
,动圆
与圆
外切于点
,与圆
内切于点
,圆心
的轨迹记为曲线
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5f09301f91879129399c1ba45635f89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3e7ea39906456429384362b6d037ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() | D.曲线![]() ![]() ![]() |
您最近一年使用:0次
名校
解题方法
5 . 孔明锁是中国古代传统益智游戏.左下图即是一个孔明锁.其形状可视为右下图所示的一个几何体:如图,三个轴线相互垂直的长方体的公共部分为一个棱长为1的立方体
,且
,
,
,
,
为其表面上的一个动点,球
为能够使该几何体在其内能够自由转动的最小球体.其中
为球
上的一个动点,以下说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c8cbe156c9bcb80aced48c7568cb3c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6153a5d3688dc58103107806dd6c5a49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6257d6e4abee4dffd6756d24bca14329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eea13389401b703bb45eae76b725cb8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
A.![]() ![]() |
B.若![]() ![]() ![]() |
C.![]() |
D.若![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
2024高二上·全国·专题练习
6 . 已知圆
,
,动圆
与
,
都相切,则动圆C的圆心轨迹E的方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1daeb4296576f4728bf387dbfa726874.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd7feb61317950d7b6abc1464f309361.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
7 . 以下四个命题为真命题的是( )
A.已知![]() ![]() ![]() ![]() ![]() ![]() |
B.若直线![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
C.等比数列![]() ![]() ![]() ![]() |
D.若圆![]() ![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
8 . 已知
为椭圆C上一点,
,
为椭圆的焦点,且
,若
与
的等差中项为
,则椭圆
的标准方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9efbe4a54a27dc48e3f52d6249bd1681.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4ef569668e797b1e94257fd5f4384dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96fa27f8db6167d4802a510371077bb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cdfc6a59392d1ac3cd89ddc0308864c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
9 . 设点
,
,
的坐标分别为
,
,
,动点
满足:
,给出下列四个命题:
①点
的轨迹方程为
;②
;
③存在4个点
,使得
的面积为
;④
.
则正确命题的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/455ba3d3e46977fcbe5b71f8bb9df4be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a2a5e336b6bcba6354fd366c892dd06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7a999c36de5c9a9ce876a4a56fa34c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aee82283f06cedef32eb15b87964f5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b7724704df2f30fbcf31fc86a7daee.png)
①点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cae00bdc6f8b564b6b15b32572c848b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8bf620bb28d37968ac039103419872e.png)
③存在4个点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4ba9b58de88d84cf9eeb74c334846ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4b8503f4706b8321e4e79a87eadea84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f961c72e1c68f68403ef02e45ad01d31.png)
则正确命题的有( )
A.① | B.② | C.③ | D.④ |
您最近一年使用:0次
2023-09-15更新
|
781次组卷
|
2卷引用:重庆市第一中学校2023-2024学年高二上学期9月月考数学试题
解题方法
10 . 已知椭圆
的左、右焦点分别为
,过点
的直线与椭圆
交于
两点.下列椭圆的方程中,能使得
为正三角形的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3c07ebcbfacda073208d483c58e8a84.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-06-02更新
|
383次组卷
|
2卷引用:全国100所名校2023年最新高考冲刺卷(二)数学试题