名校
1 . 下列说法正确的是( )
A.若![]() ![]() ![]() |
B.命题“若![]() ![]() |
C.等比数列![]() ![]() ![]() ![]() ![]() |
D.“平面向量![]() ![]() ![]() |
您最近一年使用:0次
2020-02-23更新
|
305次组卷
|
3卷引用:江西省临川第一中学2019-2020学年度高二上学期第一次月考数学理科试卷
名校
解题方法
2 . 定义在
上的函数
,恒有
成立,且
,对任意的
,则
成立的充要条件是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/935799b8d9f3de0c021e2a7df70d96f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6f7b8281e23f69407679e55a4779aed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e2f24b4fa5308650a244d954f78f09b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-09-22更新
|
430次组卷
|
5卷引用:江西省临川第一中学暨临川一中实验学校2021届高三第一次月考数学(文)试题
名校
3 . 下列命题的说法错误的是( )
A.若![]() ![]() |
B.若![]() ![]() ![]() |
C.对于命题![]() ![]() ![]() ![]() |
D.命题“若![]() ![]() ![]() ![]() |
您最近一年使用:0次
2017-08-22更新
|
487次组卷
|
2卷引用:江西省抚州市金溪一中等七校2016-2017学年高二下学期期末考试数学(文)试题
4 . 下列命题中,正确的序号是________ .①存在
,使得
② 若
,则
③ “
”是“
”的充要条件④若函数
在
有极值
,则
或
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee21db6628e4db3f5831370549fa96b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b684222b196673f8e6ee9e73931b2e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d4de9cbec6024f5ee2dc3636de55030.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4396ab83803cb86dceb4f0dd72f05111.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84c462ebeb0d4b1614f35933d5145026.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7e280e3dc7c79c0cd2ce6da7ef36bc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e328c20ada7164298ca70ceb5d5194ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99c6875d552e9fff3c7d655f3a59b166.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/613ddc0b7a43d3f99a672632d7a13baf.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572658740379648/1572658746499072/STEM/6dbf9baa0fad440ea8857dea1532fe3f.png?resizew=71)
您最近一年使用:0次
5 . 在
中,“![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b01adc561735ff5be9bb97266918f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b0392ee18716b151f0492046e9ab265.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4999cbf89b208a741a5a057b9b4c1d4a.png)
”是“角
成等差数列”的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd936a2405709574af0a73543d94ad9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b01adc561735ff5be9bb97266918f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b0392ee18716b151f0492046e9ab265.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4999cbf89b208a741a5a057b9b4c1d4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8869aa4e3204a77f4c9c3fbb4f965c7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
A.充要条件 | B.充分不必要条件 |
C.必要不充分条件 | D.既不充分也不必要条件 |
您最近一年使用:0次
2016-12-03更新
|
213次组卷
|
2卷引用:2014-2015学年江西省临川市一中高二下学期期中考试理科数学试卷