正比例函数
和一次函数
的图象相交于点
,则不等式
的解集是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac02a054bd0771a56987af33454baaea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8591c458c5675e87f9f9f8ac2b710ea9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c53c2ce5532642de107e0d85c75f3e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cf58403e2847d2b97e57cb83d00aeba.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2021-06-18 08:29:54
|
【知识点】 根据两条直线的交点求不等式的解集解读
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【推荐1】如图,直线
与直线
(k,b为常数,
)相交于点
,则关于x的不等式
的解集为( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81041b4dd93923454a8f69da30d53249.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c15fb18163df0690365a0d2e7ee88f5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2c80c26a794a844127aae7dee87c93b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3decfc637f62eeac194d88b4e9ba0132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44686aca005fc0253671b5e320dc7bc8.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐2】如图,已知函数y1=3x+b和y2=ax﹣3的图象交于点P(﹣2,﹣5),则不等式3x+b>ax﹣3的解集为( )
![](https://img.xkw.com/dksih/QBM/2020/3/6/2413804628369408/2414494798331905/STEM/b6ba1876-90bc-4a5c-8cd5-80b6fd499b6e.png?resizew=229)
![](https://img.xkw.com/dksih/QBM/2020/3/6/2413804628369408/2414494798331905/STEM/b6ba1876-90bc-4a5c-8cd5-80b6fd499b6e.png?resizew=229)
A.x>﹣2 | B.x<﹣2 | C.x>﹣5 | D.x<﹣5 |
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