2021高一·上海·专题练习
1 . 设
,若关于
与
的二元一次方程组
的解集是空集,则实数
的取值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37b97b295f88972ba1c7e3cefda0885d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59286894906dd1907c0225b39734553d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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19-20高一·全国·课后作业
2 . 若
的解集是为
,则实数
的范围为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d4a3d93c419872c06d24d26a50aa5cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2df1bc516cf59796f7610454440afc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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3 . 若关于x的不等式
的解集为
,则k的范围为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c397ead9b62c53bc29a31c4282234b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
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2020-03-05更新
|
170次组卷
|
3卷引用:上海市杨思中学2016-2017学年高一上学期期中数学试题
4 . 方程
的解集为A,方程
的解集为B,若
,则实数a的取值构成的集合为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/146b714d5d11115d20b6b497718fcb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69b0ec29df22b025be91ed763bbde791.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
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名校
5 . 设关于x的不等式
的解集为S,且
,
则实数a的范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba00fecb78dfb745a0d723d26123e2c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1ea9a804573617cb3e9414c9a74925b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a37e1e7f7463cb4f958a008323b13492.png)
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6 . 若不等式
的解集为
,且
,则实数
的范围为______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3afa326eb0310ca0d935b3739629973.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52854d0ead4737302f4b4706e1f80553.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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2019-11-09更新
|
180次组卷
|
2卷引用:上海市嘉定区封浜高级中学2018-2019学年高一上学期期中数学试题
名校
7 . 已知
,
是两个定义在
上的二次函数,其
、
的取值如下表所示:
则不等式
的解集为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
1 | 2 | 3 | 4 | |
0 | ||||
0 | 1 | 0 |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af1da8fd531d5575f65734a9b2a59831.png)
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8 . 已知定义在
的两个函数
和
(
是自然对数的底),若在
的解集内有且只有两个整数,则实数
的范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d79fe3414b32bbd1190b41ed8307f905.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e5c84596ab31853923e25a97b6d6f19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/914a49b0d7aedc593a3e87fbab7c31ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c552f73d8dd1307370bcd6f60616e73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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名校
9 . 设不等式
的解集为R,则m的范围是____________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0a5e615ff9d7b357d1a96aae3cfb051.png)
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10 . 若关于
的不等式
(
,且
)的解集是
,则
的取值的集合是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d68c75a7ef19d6dab02616278da91937.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6027c04510bd896d5106eab149f31b09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fce239de9a3bb732483c1b348094a12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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