已知关于
的偶函数
.
(1)求
的值;
(2)求使
成立的
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/686c0a22e5d3534eea70b213b56f3af3.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
(2)求使
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/256f3981024e53f373a80aad40e994ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
更新时间:2020-02-20 10:18:09
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![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/15/7fb9099f-9949-4240-9658-285eee58af6c.png?resizew=141)
(1)试写出点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/584ebbc78a5b00e791ea25e3959a789f.png)
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(2)在点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ce1e4c10d86d10e76dea470ed35710e.png)
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【推荐1】已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e492e99bd3791be0ed131f921cb3247.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e492e99bd3791be0ed131f921cb3247.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9633cd8dd12dd6abf50f8b738f071aea.png)
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