1 . 不等式
的解集是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33ccd48928515c30dbeab64d24704186.png)
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解题方法
2 . 不等式
的解集是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90be7436af06146b25bd1c5161590fde.png)
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3 . 已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c925be255ca736a53b24d13ddede1a86.png)
______ b,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c925be255ca736a53b24d13ddede1a86.png)
______ a.(填“>”、“<”或“=”)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5be97cd1c7111b654d87d8fbb63b6a84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c925be255ca736a53b24d13ddede1a86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c925be255ca736a53b24d13ddede1a86.png)
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4 . 写出下列不等式的解集.
(1)
:_____________ ;
(2)
:_____________ ;
(3)
:_____________ ;
(4)
:_____________ .
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d1a244886e2430d6a3c938b1ebe9e92.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f04e0cb601612dad92916178c9f5640.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98d0a73494d0c60c64fccb626bb2ae6f.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49916ee1647403baa4010e39be210b15.png)
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5 . 不等式
的解集是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbcf23fd0e9dbc8ee491b9c238409be2.png)
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2021-12-03更新
|
224次组卷
|
2卷引用:沪教版(2020) 必修第一册 堂堂清 第二章 2.2(5)不等式的求解
6 . 若关于x的不等式
与
同解,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c091ad6d5b93df56805894d37d65b138.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02b72cadd1e0ffd2692d448b60e77346.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
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7 . 若不等式
成立时,
也成立,则实数a的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa7e7e78d71dd8a58479e052c999202c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c5e7f06716cdc754d1dc7f0f873ebb1.png)
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8 . 不等式
的解集是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7326eb71e14f6181ec5cd458f056691.png)
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9 . 关于x的不等式
的整数解的个数是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82a4edc28f1be4ccbfa8eaf8fe9b1ead.png)
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10 . 三个正整数x、y、z满足
,
,
,若
,则y的最大值是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b21208364124b5c477b2ff8df1c2e8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c15d289a1d5ae856d3498a9b4bfedc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37722775a61cf7b9bd45efb2eceea3a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80cce574305acfe7d719d666b500234d.png)
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