已知a,b是非零实数,且
,在同一个坐标系中,二次函数
与一次函数
的图象可能是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/850f6874ea501c6021573701b0294dcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53be61cd85ec86aabd164cae0265246b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e136e7637543c8ae92c8dcd55b31924.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
21-22九年级上·安徽蚌埠·期末 查看更多[5]
安徽省蚌埠市2021-2022学年九年级上学期期末数学试题安徽省涡阳县曹市中学2022-2023学年九年级上学期期中数学试卷浙江省宁波市鄞州区2022-2023学年九年级上学期期末数学试题25期末素养评估(已下线)专题01 二次函数表达式、图象性质等九大题型-【好题汇编】备战2023-2024学年九年级数学上学期期末真题分类汇编(浙教版)
更新时间:2022-04-07 16:28:47
|
【知识点】 一次函数、二次函数图象综合判断解读
相似题推荐
单选题
|
较难
(0.4)
【推荐1】如图,抛物线
的顶点和该抛物线与
轴的交点在一次函数
的图象上,它的对称轴是
,有下列四个结论:①
;②
;③
;④当
时,
,其中正确的结论是( )
![](https://img.xkw.com/dksih/QBM/2021/1/21/2641004397084672/2669765708677120/STEM/52c5c44f-1c7c-4dbe-afab-ee435294e061.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8352b2e643a7ce605334f1b0e572bfb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cf8085c9d6fc73d634c7c316a14df78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16de2d7f06346a0fc6b5d6822e746237.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8668bee63252a2963a8687c09f468ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a16b09370f558803efbe117cdb959e21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca542e78b7d77d008c9c4752afa91a55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd4d0880c4fb7ff98eae1c63f006f90e.png)
![](https://img.xkw.com/dksih/QBM/2021/1/21/2641004397084672/2669765708677120/STEM/52c5c44f-1c7c-4dbe-afab-ee435294e061.png)
A.①②③ | B.①②④ | C.①③④ | D.①②③④ |
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单选题
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较难
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名校
【推荐2】如图,是抛物线
(
)图象的一部分,抛物线的顶点坐标是A(1,3),与x轴的一个交点B(4,0),直线
(
)与抛物线交于A,B两点,下列结论:①
; ②抛物线与x轴的另一个交点是(
,0);③方程
有两个相等的实数根;④当时
,有
;⑤若
,且
;则
.则命题正确的个数为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/4/8ff452a7-e443-40e1-92a4-25fc2aa82dce.png?resizew=163)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/204696a289b1f47a176eb16c1cecf8b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2da45e190edb2230c9b6495647954d1c.png)
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![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/4/8ff452a7-e443-40e1-92a4-25fc2aa82dce.png?resizew=163)
A.5个 | B.4个 | C.3个 | D.2个 |
您最近一年使用:0次