名校
解题方法
1 . 已知函数
在
内是单调增函数,则a的取值范围__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/306589f0cd7589638515306c0034e3e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2372f424431ce7b547a66b7d61d75421.png)
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2024高二上·全国·专题练习
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2 . P为抛物线
上动点,则P到焦点
的距离与到
的距离之和最小值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d5545195ade2bda359e683715332e83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1294434b22cb5133043a2270ae1c43f.png)
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3 . 小李准备下载手机
,可供选择的社交
有3个,音乐
有2个,视频
有2个,生活
有3个,从上述10个
中选3个,且必须含有社交
以及生活
的不同选法种数为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ba5bb5088efb59d57c36b919197126e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ba5bb5088efb59d57c36b919197126e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ba5bb5088efb59d57c36b919197126e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ba5bb5088efb59d57c36b919197126e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ba5bb5088efb59d57c36b919197126e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ba5bb5088efb59d57c36b919197126e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ba5bb5088efb59d57c36b919197126e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ba5bb5088efb59d57c36b919197126e.png)
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2024-01-26更新
|
670次组卷
|
4卷引用:黑龙江省大兴安岭实验中学(东校区)2024届高三上学期11月月考数学试题
黑龙江省大兴安岭实验中学(东校区)2024届高三上学期11月月考数学试题海南省2023届高三全真模拟(七)数学试题6.2.4组合数练习(已下线)高二上学期数学期末模拟卷(二)-2023-2024学年高二数学同步精品课堂(北师大版2019选择性必修第一册)
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4 .
展开式中含
项的系数为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2ce10b2cccfb211040957c828feb70f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16e2bd69747a7a90b575e97e2914aea4.png)
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5 . 四人互相传球,由甲开始发球,并作为第一次传球,经过3次传球后,球仍回到甲手中的概率是______ .
您最近一年使用:0次
23-24高二上·全国·假期作业
解题方法
6 . 已知数列
满足
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42e4487468ab2823d6dbf7f0ebd2eb38.png)
________ ,数列
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b3397364f378662f9ca49c50bd59bfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/514c058c5cb093d47f42b2a83a2a7a31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42e4487468ab2823d6dbf7f0ebd2eb38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bf3da897eb73b729f66bb0d700775c5.png)
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7 . 已知正项数列
的前
项和为
,若
,
,数列
的前
项和为
,则下列结论正确的是______ .
①
;②
是等差数列;③
;④满足
的
的最小正整数为10.
![](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/9b5ffc469770196dfb877f6ebfbaf56e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c5173d9e7635b9c2ce011bcbe9c5171.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1a5945ce5c2114af8c18718ca8dc899.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd8dfb2af5bfd44046042a50e6edc1c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/524a82dde68aa430b8da099ef86e3898.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fb58fa99629a946830b97e085766242.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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2023-10-01更新
|
492次组卷
|
5卷引用:黑龙江省大兴安岭实验中学(东校区)2024届高三上学期10月月考数学试题
黑龙江省大兴安岭实验中学(东校区)2024届高三上学期10月月考数学试题上海市格致中学2023届高三三模数学试题广东省河源中学2024届高三上学期一调数学试题河北省石家庄市部分名校2024届高三上学期一调数学试题(已下线)第4章 数列(压轴题专练)-2023-2024学年高二数学单元速记·巧练(沪教版2020选择性必修第一册)
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解题方法
8 . 设矩形
的周长为12,把
沿
向
折叠,
折后交
于点
,则
的面积最大值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a112ee482c0359e0c38d9277e6ff8b1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7ac5396c5ea442e0364b50c1db3d2da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7f9fba8a4098c1a0515286eb8d616dc.png)
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2023-09-21更新
|
618次组卷
|
3卷引用:黑龙江省大兴安岭实验中学(东校区)2024届高三上学期10月月考数学试题
名校
9 . 已知定义在
上的函数
满足
,
,则下列说法正确的是______ .(填所有正确说法的序号)
①
在
处取得极大值,极大值为
;
②
有两个零点;
③若
在
上恒成立,则
;
④
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8df9f5561ef4423796db5ee64540566.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3471484b64504fc545398f52be830010.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/187c21027ff08411931d32c530b64fd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bd4211e78293c7027f985bcc26a4929.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9abbedcdfbd6118599e1bb612474741.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc329b32ecf0f0532d09a8a21343e8cb.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2bdf701b97649757358da6faf8e0cde.png)
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2023-09-04更新
|
220次组卷
|
2卷引用:黑龙江省大兴安岭实验中学(东校区)2024届高三上学期11月月考数学试题
10 . 已知函数
的图象的一条对称轴为直线
,
为函数
的导函数,函数
,则下列说法正确的是___________ .(把所有正确选项填在横线上)
①直线
是函数
图象的一条对称轴
②
的最小正周期为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
③
是函数
图象的一个对称中心
④
的最大值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71446006dfddf14a4b0e1cb38ac2316b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7de633b2c143b9f76b29cde1c6ffce71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2b538da8582fb32f6d40c6754bda8ec.png)
①直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7de633b2c143b9f76b29cde1c6ffce71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5bf205e9f4484245474d6889b168d45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2967337e3fcb228dded64ab0c41a17e0.png)
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