1 . 不等式
的解集为
,则不等式
的解集是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f84617aaab200384efeaec9a4fe71772.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb5d7bfa35390288124ab1e8a8a8b320.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c72656c882b2830eeb8053ec18c0088f.png)
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2 . 设
.将
这三者中的最大值记为
.当
变化时,
的最小可能值是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/557f9fc2b74e32143a56a591efe283c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72356f181273cddb5e2dd3407a95ef4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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3 . 两批同种规格的产品,第一批占
,次品率为
;第二批占
,次品率为
,将两批产品混合,从混合产品中任取1件.则取到这件产品是次品的概率为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d960769a0d7509930ca19e8aeeb36814.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adb25dc4b4432d36c3c983d72cbceb92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cecd2fa8749209ba1ef51a3865ec1024.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b02d57cd524288750a6a7cbec64cd26.png)
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210次组卷
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2卷引用:广西示范性高中2023-2024学年高二下学期期末考试数学试卷
4 . 底面边长为
的正四棱锥被平行于其底面的平面所截,截去一个底面边长为
,高为3的正四棱锥,所得棱台的体积为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e2031d209711b058f3d278ede3c1d33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bacae35b6e16a0a33c2bdc6bc07df7.png)
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解题方法
5 . 函数
在
上的最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37afa854716507fca59b6210f79ed59b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b97ab84192e12bb292bc9fbd0b29fbee.png)
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6 . 三个车间生产同样的零件,其中1号车间生产的占
号车间生产的占
号车间生产的占
.已知1号车间,2号车间,3号车间生产的零件分别有
和
不合格.现有一批由1号车间,2号车间,3号车间生产的零件,从中随机地抽取一个零件,则取到的是不合格零件的概率为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21e3dc9421f8f1c26ae116c0ac3b2bd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/625b7fd1e071b0b48058bd5a8fab40a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5c546b5b240133085bce442db1abdbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/016c39cc0ee37c7d28cc1f02b2199667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f762a1de162d8dca6dcd06a3107c3fe5.png)
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解题方法
7 . 已知等差数列
的前
项和为
,若
,
,
成等差数列,
,
,
成等比数列,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7999465d0e871febde66296a0cbf058c.png)
_________ .
![](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/6899bf9cadae2ccdb14cbc87d4f280ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d27182444d3da4003680f07ec299087c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9336ca3673c4e1a945b54d84bbca0cb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daf464629fa321a6ff7401ab79f07083.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7da2f386b78cdf6489efaa2f5820d3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7999465d0e871febde66296a0cbf058c.png)
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8 . 已知集合
,且
,则实数
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b455ee5305faa2a2b14239a7ee02fb64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff109d3fadee141f93b199a5a72bc161.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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244次组卷
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3卷引用:广西南宁市第三十六中学2024届高三下学期适应性训练数学试题
广西南宁市第三十六中学2024届高三下学期适应性训练数学试题河南省郑州市中复教育2023-2024学年高三下学期5月月考数学试卷(已下线)高二数学期末模拟试卷01【好题汇编】-备战2023-2024学年高二数学下学期期末真题分类汇编(北师大版2019选择性必修第二册)
解题方法
9 . 已知某食品厂生产的一款袋装食品的质量
(单位:
)服从正态分布
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcde38205c0695488450dd091221a3ba.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3960d67499df76159982657fe3a1cbca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1a5a4e90339b6ae4408c88369d486da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66f84002f23c7f16bdaca23498f6a25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcde38205c0695488450dd091221a3ba.png)
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10 . 已知向量
.若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
______ ;若
,则向量
与
的夹角为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/157a894088b095cb5c82691d4d64314d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91b958a367fa2f08b6202a5a6ebf5e9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f622a667018a0a1b7b9334909c136090.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29b4cf9cd1d12fd577dad52f462b2bad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
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2024-06-18更新
|
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