1 . 已知
,在同一个坐标系下,曲线
与直线
的位置可能是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/343dc2efff2e4a23640d96272d51c550.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/314125ba34d32175fc488c6dc83d87c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb2869e828d84a2a3261a8e01fc4efc0.png)
A. ![]() | B. ![]() |
C. ![]() | D. ![]() |
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2024-01-28更新
|
175次组卷
|
6卷引用:广西贵港市2023-2024学年高二上学期期末考试数学试卷
2 . 已知
为正方体
所在空间内一点,且
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98616ec6a351762039ee41df50060231.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/540ccd15435aa2d59e809d6a28fb2467.png)
A.![]() |
B.三棱锥![]() |
C.存在唯一的![]() ![]() ![]() |
D.存在唯一的![]() ![]() |
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2024-01-26更新
|
149次组卷
|
4卷引用:广西贵港市2023-2024学年高二上学期期末考试数学试卷
名校
解题方法
3 . 等差数列的前n项和为
,若
,
,则( )
A.![]() | B.![]() |
C.![]() | D.![]() |
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2024-01-25更新
|
561次组卷
|
7卷引用:广西贵港市2023-2024学年高二上学期期末考试数学试卷
名校
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4 . 已知函数
,则下列选项正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40aba6893b949efedce181e1be26657e.png)
A.![]() |
B.函数![]() ![]() |
C.将![]() ![]() ![]() |
D.若![]() ![]() |
您最近一年使用:0次
名校
解题方法
5 . 如图,在四面体
中,
,
,
,
为
的中点,点
是棱
的中点,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc2aaed1e9ead175f30f7130569d0411.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4959250cb4f4289b7c5400c7bee0426.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1082dd7e08556354aa7d4861d419e4c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e44ffc234f673bf7dc3561f01504b96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/5/2d7d510f-35e5-4e52-92b3-211f75d30f03.png?resizew=183)
A.![]() ![]() | B.![]() |
C.四面体![]() ![]() | D.异面直线![]() ![]() ![]() |
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2024-01-17更新
|
1067次组卷
|
3卷引用:广西2024届高三高考桂柳鸿图模拟金卷试题(二)
名校
解题方法
6 . 已知
是等差数列
的前
项和,满足
,设
,数列
的前
项和为
,则下列结论中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8d308242e322289b950c25f9637da73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/230ae9538a1b0ec62c3491cbce25df8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e30136113176ba7fe660e998d0873157.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
A.![]() |
B.使得![]() ![]() |
C.![]() |
D.当![]() ![]() |
您最近一年使用:0次
解题方法
7 . 定义在
上的偶函数
在
上的图象如下图,下列说法不正确的是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/939f77278a5622a7dfc1759c721d4ee0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be09903812829972fc62fad5300c5f47.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/10/2e076e36-c127-4847-a35e-4bff4e910b48.png?resizew=150)
A.![]() |
B.![]() |
C.![]() |
D.![]() ![]() |
您最近一年使用:0次
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8 . 已知一组数据:
,若去掉12和45,则剩下的数据与原数据相比,下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a55e92696dee7369136e35bf58ceaa3a.png)
A.中位数不变 | B.平均数不变 |
C.方差不变 | D.第40百分位数不变 |
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2024-01-06更新
|
3229次组卷
|
8卷引用:广西百色市平果市铝城中学2024届高三上学期摸底考试数学预测卷(一)
9 . 如图,棱长为4的正方体
的内切球为球
,
、
分别是棱
和棱
的中点,
在棱
上移动,则下列结论成立的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/4/a2d68d03-05f8-47b2-9cc0-1293129d481e.png?resizew=160)
A.存在点![]() ![]() |
B.对于任意点![]() ![]() ![]() |
C.直线![]() ![]() ![]() |
D.过直线![]() ![]() ![]() |
您最近一年使用:0次
10 . 已知圆
和圆
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fba5d35627260890fb8083a7f2724716.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4f881cc583eaedd09ef99902d80ef06.png)
A.圆![]() |
B.![]() ![]() ![]() |
C.圆![]() ![]() ![]() |
D.圆![]() ![]() |
您最近一年使用:0次