1 . 回答下列各题:
(1)计算:
.
(2)求不等式组
的解.
(3)先化简,再求值
,其中x的值是方程
的根.
(1)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65d37748a847ea07f86e9d8987fc41b0.png)
(2)求不等式组
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e43d080c3647643a56a853d0e4685d6.png)
(3)先化简,再求值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/668ff378ae340df95a355acaf5806bdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8034dddd265a186e29172623e3b9eadf.png)
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2 . (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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3 . (1)解方程:
;
(2)解方程
;
(3)解方程组
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bedf894f1ce8ccdb64ddb3a86feb7b46.png)
(2)解方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f0f2225c51f88aa9fc4f783525fb0c2.png)
(3)解方程组
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b402a08175027f5f4811f60ff4adeb5.png)
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4 . (1)计算:
;
(2)解不等式组:
;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c53295ce58f5d18af28bb31b874feec2.png)
(2)解不等式组:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d983a1692ea916cc096a607b244770f1.png)
您最近一年使用:0次
名校
5 . 解下列各题:
(1)化简:
;
(2)因式分解:
;
(3)计算:
.
(1)化简:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f79be5e2674b36d26726981b33a444a.png)
(2)因式分解:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12d2e419f1c21c97c6daf276bc057e6c.png)
(3)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bb20fc73e7df6659487bf821a6206b5.png)
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解题方法
6 . (1)解不等式![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3d17d65890b98ae93c8d1ab38e09cd7.png)
(2)解分式不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3d17d65890b98ae93c8d1ab38e09cd7.png)
(2)解分式不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b30e8c09bb277d392a7a72075101013a.png)
您最近一年使用:0次
名校
7 . 化简求值:
,其中
是不等式组
的整数解.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eddf1d5e5c859fbf50980e1cf5182db4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e392f8b466bc66c856df104a0c9f92a.png)
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2023-09-07更新
|
29次组卷
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3卷引用:福建省宁德市第五中学2023-2024学年高一上学期学生学科素养测试数学试题
名校
8 .
(1)计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/373033c62903d40e16c54204cd71f362.png)
(2)解关于
的不等式:
(1)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/373033c62903d40e16c54204cd71f362.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22ad5563dfa279cf233302e99fc969b4.png)
您最近一年使用:0次
9 . 解决下列问题:
(1).计算:
.
(2).先化简,再求值:
,其中x的值是从
的整数值中选取.
(1).计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cc6fd279402023728cbb3b792573131.png)
(2).先化简,再求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1866f637c56c20d2fa9493c532656db9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2b13d3854ea2671a9ae5be5b69a573e.png)
您最近一年使用:0次
名校
10 . (1)计算求值:
;
(2)解不等式:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5a182381b9ea8ea860fa6c608095471.png)
(2)解不等式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3c56d680e7ed27c73f0d254a2c18856.png)
您最近一年使用:0次
2023-03-10更新
|
363次组卷
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2卷引用:吉林省长春市第二中学2022-2023学年高一下学期期初考试数学试题