已知函数
,当n为偶数时,其图象关于y轴对称,例如:函数
的图象关于y轴对称.如图是函数
的图象的一部分,则方程
的实数根的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d7feae43c4b975b0fd2ae14f0286dc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/344ccbf79da6ad7e3709d6fa72efb756.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f76be7c5d139755f9529ba5662b05c83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cff2411130e6c7f0f772d8f1f33b3549.png)
A.1个 | B.2个 | C.3个 | D.4个 |
更新时间:2024-06-06 09:32:20
|
【知识点】 反比例函数与几何综合解读
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【推荐1】如图,点A在双曲线
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【推荐2】如图,在平面直角坐标系
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在
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![](https://img.xkw.com/dksih/QBM/2019/11/13/2333010848858112/2333105817305088/STEM/202ced8fead84490a35a827583beaaf7.png?resizew=203)
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