已知抛物线
经过点
,
,且
,则下列不等式一定成立的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2857b256c4315f66d96fc1914d8d7043.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/884efb5fb914f4660a6802d77858cc50.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2024-01-06 09:21:38
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【知识点】 y=a(x-h)²+k的图象和性质解读
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【推荐1】顶点(﹣5,﹣1),且开口方向、形状与函数y=
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
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【推荐2】设
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8214ce137c2388058d0df1430f80ee72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84e8a2c385b4b018aab0456557e26896.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54015ff5b49e3283901da1291b6b921d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46f6872ffb1934339c53c2c2282d5889.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次