名校
解题方法
1 . 已知
,则使得“
”成立的一个充分条件可以是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf04fe8895c10624636a815d3d752975.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/432d77fe5ad3032d59a237dd94c8a638.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
2 . 设等比数列
的前
项和为
,且
(
为常数),则( )
![](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/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/207122b4594b80a670136d5194f74ba4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-03-04更新
|
1148次组卷
|
3卷引用:江苏省盐城市滨海县五汛中学2023-2024学年高三下学期高考适应性考试数学试题
解题方法
3 . 函数
的定义域为
,且函数图象连续不间断,假如存在正实数
,使得对于任意的
恒成立,称函数
满足性质
.则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2365ba693c277090cd92bfa9cf64d06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1393be15ad40bd60e45a9e0fc84397b0.png)
A.若![]() ![]() ![]() ![]() |
B.若![]() ![]() ![]() ![]() |
C.若![]() ![]() ![]() ![]() |
D.若函数![]() ![]() ![]() |
您最近一年使用:0次
解题方法
4 . 已知
,设
,
,则以下四个命题中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd29ef32d9bc2e32ef2b8639b57dc9a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fec6400074a755eabce1da65c5e5423.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a80967520aa82ce586ad467e149b5a34.png)
A.若![]() ![]() ![]() |
B.若![]() ![]() |
C.若![]() ![]() |
D.若![]() ![]() ![]() |
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5 . 已知圆
,直线
与圆M交于C,D两点,则下列结论正确的是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/197bed6b6083b62dc2b61ec1ead079ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee66e94d44e2b3dc4d71cd181637e558.png)
A.![]() ![]() |
B.若直线l经过圆M的圆心,则![]() ![]() |
C.当直线l过原点O时,圆M上的动点到直线l的最大距离为![]() |
D.若![]() ![]() |
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名校
6 . 已知函数
,下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cad89a93eb64a1042897ffd26938ae7.png)
A.![]() ![]() |
B.![]() ![]() ![]() |
C.若方程![]() ![]() |
D.设![]() ![]() ![]() ![]() |
您最近一年使用:0次
2024-02-28更新
|
1642次组卷
|
6卷引用:江苏省盐城市五校联考2023-2024学年高二下学期第一次学情调研检测(3月)数学试题
名校
7 . 已知函数
及其导函数
的定义域均为
,且
,
的图象关于点
对称,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afae8a24472c2ad833ea7aa89cd35e9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7a999c36de5c9a9ce876a4a56fa34c.png)
A.![]() |
B.![]() |
C.![]() ![]() |
D.![]() |
您最近一年使用:0次
2024-02-23更新
|
1080次组卷
|
4卷引用:江苏省盐城市滨海县五汛中学2023-2024学年高三下学期高考适应性考试数学试题
名校
解题方法
8 . 球面三角学是研究球面三角形的边、角关系的一门学科.如图,球
的半径为
,
,
,
为球面上三点,劣弧
的弧长记为
,设
表示以
为圆心,且过
,
的圆,同理,圆
,
的劣弧
,
的弧长分别记为
,
,曲面
(阴影部分)叫做曲面三角形,若
,则称其为曲面等边三角形,线段
,
,
与曲面
围成的封闭几何体叫做球面三棱锥,记为球面
.设
,
,
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7874b563ba2f6954d767ef8d14942f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9569bb48ec5f56fb51930fe2fadd751.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bb63917915784933ee066a41d455eae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44acc0ee22dc4b7750e8be825e7c1355.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828628c0876b45381c9a0edeb0fec236.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4278c0911e7df78965e78cff69cac5f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcbec8352ce3dbfbf3b173045d0ba8f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9468931aa396efbdd7f50cc79f95f392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bca45259311faa9f0a9cc61bc36b9a7c.png)
A.若平面![]() ![]() ![]() |
B.若![]() ![]() |
C.若![]() ![]() ![]() |
D.若平面![]() ![]() ![]() |
您最近一年使用:0次
2024-02-23更新
|
1044次组卷
|
5卷引用:江苏省盐城市滨海县五汛中学2023-2024学年高三下学期高考适应性考试数学试题
9 . 已知函数
(
,
,
)的部分图象如图所示,则下列结论正确的有( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20be4abeb3c2da2f31c090ed4b50313a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13378be06b6b01bcad1d261ff14e87cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29e1734dcc7697235124fbaba4ba6033.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/20/4bf11b14-27aa-430e-ba5f-dce9ac5c4d98.png?resizew=149)
A.![]() ![]() |
B.![]() |
C.![]() ![]() |
D.![]() ![]() |
您最近一年使用:0次
解题方法
10 . 幂函数
,
,则下列结论正确的有( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79697f1404961d65ecf831cee5f9792e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fee9e71a4c714607f4b7af44337c411.png)
A.![]() | B.函数![]() |
C.![]() | D.函数![]() ![]() |
您最近一年使用:0次