解题方法
1 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1857a9c5edb2cd23cca24bfbcb9fdb8c.png)
(1)求
的极值;
(2)请填好下表(在答卷),并画出
的图象(不必写出作图步骤);
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/10/cdbb894d-94ab-4f91-8b46-0a23db151947.png?resizew=316)
(3)设函数
的图象与
轴有两个交点,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1857a9c5edb2cd23cca24bfbcb9fdb8c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1857a9c5edb2cd23cca24bfbcb9fdb8c.png)
(2)请填好下表(在答卷),并画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1857a9c5edb2cd23cca24bfbcb9fdb8c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/10/cdbb894d-94ab-4f91-8b46-0a23db151947.png?resizew=316)
(3)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11fb33a6e087bbed604f981a700e90b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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17-18高二·全国·单元测试
2 . 在等比数列{an}中,“a1<a3”是“an<an+1”的
您最近一年使用:0次
名校
3 . 有如下命题:
①“
”是“
”成立的充分不必要条件;
②
,则
;
③
对一切正实数
均成立;
④“
”是“
”成立的必要非充分条件.
其中正确的命题为___________ .(填写正确命题的序号)
①“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb54b1b3617ebc502cb44194cbcd1dc.png)
②
![](https://img.xkw.com/dksih/QBM/2016/5/26/1572650637590528/1572650643382272/STEM/801b0442b5224f69a4d387a37f33a152.png?resizew=96)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdf3deba9989a4e13f36816519fcf27d.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a661380bb3fe19bc3c46a4eb16934a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
④“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13b34c99b942b8dd2cbd88ed017de36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/481ee0d1e39e92a4732eea90225eb94c.png)
其中正确的命题为
您最近一年使用:0次
2016-12-04更新
|
1333次组卷
|
5卷引用:2015-2016学年重庆市巴蜀中学高一下期中理科数学试卷
2015-2016学年重庆市巴蜀中学高一下期中理科数学试卷人教A版(2019) 必修第一册 第二章 一元二次函数方程不等式 单元测试黑龙江省大庆铁人中学2020-2021学年高二上学期期中考试数学试题黑龙江省大庆市铁人中学2020-2021学年高二(上)期中数学试题(已下线)第2章 一元二次函数、方程和不等式(单元提升卷)-2022-2023学年高一数学考试满分全攻略(人教A版2019必修第一册)
12-13高二上·浙江温州·单元测试
名校
解题方法
4 . 如图,已知
,图中的一系列圆是圆心分别为
、
的两组同心圆,每组同心圆的半径分别是
,
,
,…,
,….利用这两组同心圆可以画出以
、
为焦点的双曲线. 若其中经过点
、
、
的双曲线的离心率分别是
,
,
.则它们的大小关系是____________ (用“
”连接).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e48867e261c61d24a0a1a4f7ff4627c3.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/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.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/ac047e91852b91af639feec23a9598b2.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/aec278fba89d8cf87a4ce2a0cc65d0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53b86cb95a478baae09f980fb54a3167.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7b60ee527408800291f24ba1011962b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ff7942da6c3fc4005256fb1458557c0.png)
![](https://img.xkw.com/dksih/QBM/2012/3/3/1570785687625728/1570785692516352/STEM/fc8efd6a-0cc1-4319-b7c6-282c1385f4a0.png?resizew=388)
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