已知二次函数
的图象如图所示,有下列5个结论:
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/15/2eb4c5b7-d0be-4e2f-a2a3-ff1a36a5d040.png?resizew=177)
;
;
;
;
(
的实数).其中正确的结论有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8352b2e643a7ce605334f1b0e572bfb0.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/15/2eb4c5b7-d0be-4e2f-a2a3-ff1a36a5d040.png?resizew=177)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/238b0bdd3afab8fce6e40c7da1548936.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26db9b94e117a4ad45a353fb016be3f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbeeb6f0836b636ed4f6e7959ac4733e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b8d96906beb5bbf781bd9190e86d50b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9a131e4d655d468716943588329600e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/060e7930731eddbcfac592b808e9b698.png)
A.2个 | B.3个 | C.4个 | D.5个 |
更新时间:2022-08-14 11:35:44
|
【知识点】 函数
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单选题
|
较易
(0.85)
【推荐1】已知函数
与
图象的交点为
,
,
,则不等式
的解为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/498bcfd1aac03057dcd0adef2dd113a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c81daf249bc88275baa32ffb4643db1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dc667996e571285a39c9df6c2260d8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af3fb7e3371de42aeef26f911d564cad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4fc75de69dcc72f51f5688c4ff10fdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca612f8a2677143f31befb7d87ac9bc6.png)
A.![]() ![]() | B.![]() ![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
名校
【推荐2】一次函数
,
的图象分别与x轴、y轴交于点A,B,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf1b29bc6c418d91c0c34d0a663897fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b03b011f69dfc5262a3d82f64676739b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86e5ca861b1c7150ec8800d291c11797.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次