1 . (1)求不等式组
的整数解,可按下列步骤完成解答:
①解不等式①,得:
②解不等式②,得:
③把不等式①和②的解集在数轴上表示出来:
④原不等式组的解为:
⑤原不等式组的整数解为:
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/410029de91aa64a49d81f35df1489d17.png)
①解不等式①,得:
②解不等式②,得:
③把不等式①和②的解集在数轴上表示出来:
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/3/5abc164c-86c8-44db-8c59-1bdb001a0ffe.png?resizew=232)
④原不等式组的解为:
⑤原不等式组的整数解为:
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/488c8a8ed3c5ccbf289849967ad572d8.png)
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解题方法
2 . (1)化简求值:
;
(2)解关于x的不等式:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5796a837ce061d7494540f0bc522923f.png)
(2)解关于x的不等式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7232718d2d78bad722a2ffc476059bc0.png)
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名校
3 . (1)解方程组
;
(2)解关于
的不等式
;
(3)已知关于
的不等式
的解集为
,求关于
的不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9875224051c04670bea42c9a25304076.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3aee08ad8c82acbf3b6a1c3824f2383.png)
(3)已知关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5f28031b036e4a37be931d5ff28368.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5265d99095b635f62c7915298ec0e963.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/009db35e84f9e2ed847519211918fbfe.png)
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2023-11-05更新
|
84次组卷
|
2卷引用:北京市十一学校2023-2024学年高一上学期教与学质量诊断(期中)考试数学试题
4 . 计算
(1)解方程:
;
(2)解分式方程:
.
(1)解方程:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b6e1217f1a47a31fde4ef8b6f403dd8.png)
(2)解分式方程:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8d5ce69923d03b4b17b9c68b48cdd01.png)
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解题方法
5 . (1)已知全集
,集合
,集合
.求
;
(2)解关于
的不等式
;
(3)解不等式组:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b37893eadbd288cc52be6de2b25b1434.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a05fd114fd9fcd8e0b95d231ae4f60b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b99ce9318621a5aa2ac283bc2231f069.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82be8d8a7e1cbddeafcbf0055e8730ea.png)
(3)解不等式组:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/977b718e75027f54cd1f1fedab2547b6.png)
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解题方法
6 . 关于
有不等式 ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdf5cd927023a2bdcdd3d6f70e71d7f3.png)
(1)当
时, 解不等式.
(2)若不等式仅有一解,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdf5cd927023a2bdcdd3d6f70e71d7f3.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cff4b08995815b1bcba83e12a9aec4fb.png)
(2)若不等式仅有一解,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca35310a128febf44f147d4df340d57a.png)
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2023-11-08更新
|
160次组卷
|
2卷引用:浙江省温州十校联合体2023-2024学年高一上学期期中联考数学试题
7 . (1)计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e22ecc28a111519c5b460d8edbb2f220.png)
(2)解不等式组
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e22ecc28a111519c5b460d8edbb2f220.png)
(2)解不等式组
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24b09d6e8a3681a274abae6aefbdb066.png)
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8 . (1)先化简,再求值:
,其中
.
(2)已知关于
的二元一次方程
的解满足
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8d287543a050f4e05af4ad892d1a687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ffca915939bf152f5a2f9809238e5f.png)
(2)已知关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd5c652bbc497c00c53faf569c626e7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf59f62d3f838fbc226c6e7c229e3c1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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9 . (1)计算:
;
(2)解不等式组:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b2976cb10b4ca1be4aead46d8ecf60.png)
(2)解不等式组:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/204cd333c060b9a337d3598d39361421.png)
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10 . (1)计算
;
(2)解不等式组:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82acc9767819fdd0ac30037a4818b18f.png)
(2)解不等式组:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4c2b0c93c890719c683bad6626fa7df.png)
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