已知抛物线
的图象经过
,顶点是
,且
,下列四个结论:①
;②
;③
的解集是
或
;
④点
,
在抛物线上,当
时,
.
其中正确的是______ (填写序号).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8352b2e643a7ce605334f1b0e572bfb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcbcd0aebdd8bd688d108834747009f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/740a1b0dee8834b12aa85a8481e539e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3838d126e7480e3e0827999f3cf9f771.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77694c11ba40ec5c2fc4f6a05e31a048.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/810961de0c2c5174c5be32e8e5b4bf21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/500bdc5c277ce9d932281fd3cd40869f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c21c6260bcade05f3a432841f449b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
④点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd920ab417e5b397d494c2901406144d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6061a2b0ab6a52b1656430b3ea87f8f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83d8751a63b5140cdcce57d6dec6c774.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f99df1a7b58018125b99578b779342.png)
其中正确的是
更新时间:2023-10-30 20:16:02
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