解下列不等式(组),并把解集在数轴上表示出来.
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fda644e6e8cae79721bbbf0dafc866e.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2ba9a0f62108175ce4ab1e956e1e6bd.png)
更新时间:2024-03-06 07:08:11
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解答题-问答题
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较易
(0.85)
【推荐1】已知
与
成正比例,且当
时,
.求:
(1)y与x之间的函数表达式;
(2)若
,求x的取值范围;
(3)若点
,
在该一次函数的图像上,且
,求实数m的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26a7fa0f27339e750dd7e7c3b8b37759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73b5a9de8a72dda70e3eefeb0a408ffd.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/925d5b244cfed97e892bed8802712886.png)
(1)y与x之间的函数表达式;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c978c1f63662f4938ebdef00f1334849.png)
(3)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52b4b7e619749e9dc929c69adef404ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb6ae6fa1fb478f21b743177e2f613cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ac67e9a909472ab852d38d2ec66a1e1.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐1】已知不等式:①
;②
;③
;④
.你喜欢哪两个不等式,请把它们选出来组成一个不等式组,求出它的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f201052063df86af81815a32d64eba3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaa227e2d91fb9fdc42dd2db13792e6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01cfa9de1bc61eec764c0460c27c2914.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23b221fd804ca2f7f8faba3594145c04.png)
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解答题-计算题
|
较易
(0.85)
【推荐2】(1)计算:
(2)解方程:![](https://img.xkw.com/dksih/QBM/2013/4/18/1573641183518720/1573641274900480/STEM/82d9bdefc90f4cb992dd85c6f014baca.png)
(3)求不等式组
的解集
![](https://img.xkw.com/dksih/QBM/2013/4/18/1573641183518720/1573641274900480/STEM/35e87b590cbb4e629e508cdb62521f56.png)
![](https://img.xkw.com/dksih/QBM/2013/4/18/1573641183518720/1573641274900480/STEM/82d9bdefc90f4cb992dd85c6f014baca.png)
(3)求不等式组
![](https://img.xkw.com/dksih/QBM/2013/4/18/1573641183518720/1573641274900480/STEM/d3963ec926164a27aed834311e316f64.png)
您最近一年使用:0次