已知函数
(
且
),当点
是函数
图像上的点时,点
是函数
图像上的点.
(1)写出函数
的解析式;
(2)当
时,恒有
,试确定
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69912d099cb8fd2fffdf32b2cae06a78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aee82283f06cedef32eb15b87964f5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fdee52d5ec63b53f2ad5eb66222e459.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
(1)写出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a2cab95bc59eeaa04729c46323c86f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc69dd6b191f31ea8d87f867a456a4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
更新时间:2020-01-19 07:54:51
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【推荐1】已知二次函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66e8114620e92566e63ccd0d4af9d5dd.png)
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【推荐2】已知二次函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84fbaebe6493db5a0245889252d4b40d.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84fbaebe6493db5a0245889252d4b40d.png)
(1)若函数在区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d188ec2580e273ce87e51653a2177ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd12a066612836d7ca65a9084f8f232.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce8d3d81d1c9ffc00116aef6f9829e25.png)
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