解题方法
1 . 黎曼函数在高等数学中有着广泛应用,其一种定义为:
时,
.若数列
,给出下列四个结论:
①
;②
;③
;④
.
其中所有正确结论的序号是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d84c5adeb3bce246ebbe10df3ee61d9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc88b02725328ae41fe092e97faa4f17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f91f7bd076f2ecacad661d6b1fa757d8.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b648c181bcdc3d2615ce69dfdaba838.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b83663f4a20233b26c480d958493019f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77e3ae2fff85e9747c05cf5f80dc13f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ca2e011c96cd91c54ae9022b87e9317.png)
其中所有正确结论的序号是
您最近一年使用:0次
名校
2 . 设函数
,
①若
有两个零点,则实数
的一个取值可以是______ ;
②若
是
上的增函数,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c87a9d6ceb62c7c17b2ce2b0f039199.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-03-28更新
|
808次组卷
|
3卷引用:北京市石景山区2024届高三下学期3月统一练习数学试卷
解题方法
3 . 已知向量
满足
,
与
的夹角为
,则当实数
变化时,
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b172cf8d898883d82e973f28c3c3a3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34fa8ea29001bb1f0c1e5157aff2fca5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/037fb348109dc2063a268b10eb925a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46fdd453a7bf9249f37924848b85727d.png)
您最近一年使用:0次
4 . 如图,在正四棱柱
中,
为棱
上的一个动点,给出下列四个结论:
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/3/4d20d730-2c99-4233-9d32-582e23bf5b1b.png?resizew=119)
①
;
②三棱锥
的体积为定值;
③存在点
,使得![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
平面
;
④存在点
,使得
平面
.
其中所有正确结论的序号是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a94b82dd1753348cf763d36f6941155c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/3/4d20d730-2c99-4233-9d32-582e23bf5b1b.png?resizew=119)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad9c3f0236e1f9416d34c12272e8598b.png)
②三棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95944bab519692fe8551a7557ab58a09.png)
③存在点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/638537c0a30676c73fea76c80e0f8bd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1c1acd7da8817385417e1dff25bfe25.png)
④存在点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/565133e91e3ace2b2187cfc6f1db5be6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1c1acd7da8817385417e1dff25bfe25.png)
其中所有正确结论的序号是
您最近一年使用:0次
5 . 方程
表示的曲线是__________ ,其标准方程是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/266ed8002a339746965afc42d6ba1dec.png)
您最近一年使用:0次
解题方法
6 . 在数列
中,
,给出下列四个结论:
①若
,则
一定是递减数列;
②若
,则
一定是递增数列;
③若
,
,则对任意
,都存在
,使得
;
④ 若
,
,且对任意
,都有
,则
的最大值是
.
其中所有正确结论的序号是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ae63e91730dc8ebd7d83e693f626a7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f19e997d4f542e912c4d290899f071e.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c04ef632ddb91effd27cad184b6dfde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ae63e91730dc8ebd7d83e693f626a7b.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a903745cd2cb536443d07579b606ece5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ae63e91730dc8ebd7d83e693f626a7b.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5450fc153dfbc344f987d9f81a0c19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f913fec027915245f9a377620c48234e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cec12441802f71e803efaf2c62ee588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f093c61867ee4ce75f951d46b9b123.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81e4c56d50716486d4a1c3088a9b6886.png)
④ 若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63728f82245bd29d2bd61c153ba40e24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f093c61867ee4ce75f951d46b9b123.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/162c0897cdfa67cac5b49becac685e75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d266a04f3dc7483eddbc26c5e487db.png)
其中所有正确结论的序号是
您最近一年使用:0次
解题方法
7 . 已知双曲线
的一条渐近线方程为
,则该双曲线的离心率为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af72181a56a35ba6a85b98502d83b60d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d585d2d6643471640905d234d9538c5.png)
您最近一年使用:0次
解题方法
8 . 函数
的定义域为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/126c5d98fb969a9407c67d056cc7bc74.png)
您最近一年使用:0次
名校
解题方法
9 . 已知命题
:若
,则
.能说明
为假命题的一组
的值为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
______ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e01fcfb24020eefd6ade70045ce0acdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1871838f9f435161870cb600093db314.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c974dafd7f992c28eb67787daa6387b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
您最近一年使用:0次
2024-01-22更新
|
330次组卷
|
2卷引用:北京市石景山区2024届高三上学期期末数学试题
解题方法
10 . 某学校从全校学生中随机抽取了50名学生作为样本进行数学知识测试,记录他们的成绩,测试卷满分100分,将数据分成6组:[40,50),[50,60),[60,70),[70,80),[80,90),[90,100],并整理得到如右频率分布直方图,则图中的值为
您最近一年使用:0次