设
是小于9的正整数},
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e5f10b560a5d5d117c3069cb1715b69.png)
(1)求
;
(2)求
,
;
(3)求
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e3eb0cde6b09a622de9550fd3a5ccee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ca717c6a55e786238e64f7ebd69b9b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e5f10b560a5d5d117c3069cb1715b69.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c093cbde3d3472d1f7f2b0dff2bc4881.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7817b055b567e64ea8914a5d6e9b45d.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76e5450f24464d07f1a767714fa639cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5db265773aaa855915ed0b8d3f66a70a.png)
更新时间:2023-12-20 12:02:05
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(1)如果
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【推荐2】已知集合
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(1)当
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(2)设
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(1)若
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(2)若
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(1)当
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(2)记
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
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(2)
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(3)
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(4)
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您最近一年使用:0次