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1 . 在△ABC中,若B=120°,C=15°,a=2,则此三角形的最大边长为( )
A.![]() | B.![]() | C.![]() | D.![]() |
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2 . 不等式
的解集为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f600f10bf949231f74be8226b9bd6fbf.png)
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2022-05-26更新
|
405次组卷
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2卷引用:四川省成都市树德中学2021-2022学年高一下学期5月阶段性测试数学试题
13-14高二下·甘肃张掖·阶段练习
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3 . 如图(1)(2)(3)(4)是四个几何体的三视图,这四个几何体依次分别是( )
![](https://img.xkw.com/dksih/QBM/2020/11/11/2590826124271616/2591247857803264/STEM/cd26e8a57fa545e99da8361508e95529.png?resizew=516)
![](https://img.xkw.com/dksih/QBM/2020/11/11/2590826124271616/2591247857803264/STEM/cd26e8a57fa545e99da8361508e95529.png?resizew=516)
A.三棱台.三棱柱.圆锥.圆台 | B.三棱台.三棱锥.圆锥.圆台 |
C.三棱柱.四棱锥.圆锥.圆台 | D.三棱柱.三棱台.圆锥.圆台 |
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2020-11-12更新
|
582次组卷
|
8卷引用:四川省成都市树德中学2021-2022学年高一下学期5月阶段性测试数学试题
4 . 在三棱锥
中,三条棱
两两垂直,且
.若点
为三棱锥
的外接球球面上任意一点,则
到面
距离的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92c7267e5313b9b00ef22c94a479fc34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42fdf8fda84bfec8d416c4ff96e274c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
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5 . 在
中,
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ceba46526c1a7df5929c00cd257dba3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/367de5eb4da2eb016a6bfc78e25f4ceb.png)
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6 . 函数
的最大值为( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32640b470a14c95f11b5facc3e142403.png)
A.![]() | B.1 | C.![]() | D.![]() |
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7 . 设集合
,若
的非空子集
满足
,就称有序集合对
为
的“隔离集合对”,则集合
的“隔离集合对”的个数为______ .(用具体数字作答)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1fb1ec19dac22b4946f5e7c391b3520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e52586ca2a3b783bc8092415e2d4bf6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a95d247ffb2774bb7e22708b25daf7f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
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8 . 设
分别是等差数列
与
的前
项和,对任意正整数
,都有
若
为质数,则正整数
的值为( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80cfa0dd330a316deb2c576da63a0c51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.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/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/915c2d93e74539d834b2680daa45de12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c3984de10a443d8a9a9575fec057bdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.2 | B.3 | C.5 | D.7 |
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9 . 设多项式
除以
的商式为
,余式
,其中
为实数,则
的值为( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a22390e38a79e7638b722704272c8de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81843351cfa63bb76c9f39aa96434283.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23b2373399a8dcbcfaa270d31e5e7bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e83c14cf5a64502e8345f6a84012ba0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/663a61ad241d5d874c9a9362f0ee917c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
A.0 | B.1 | C.2 | D.3 |
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10 . 设直线
与曲线
有三个不同的交点
,且
,则
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c15fb18163df0690365a0d2e7ee88f5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d0660d4864c16652a6b27337462b3f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38335830b93ac4d99c28a8e209eecb3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e93b4787448ee5858e81109cc208b7b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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