计算:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4096a74782ba0c4ce29454bb4e108131.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4096a74782ba0c4ce29454bb4e108131.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/975bf3f56b886b6767e9351076e03893.png)
更新时间:2022-08-08 19:52:11
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解答题-计算题
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较易
(0.85)
【推荐1】“已知
,
,求
的值.”对于这个问题,我们可以这样思考:逆向运用同底数幂的乘法公式,可得
,所以
,所以
.
请利用这样的思考方法解决下列问题.
已知
,
,求下列代数的值:
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8a3002714c80a4fbf4ce5343ccd0ac3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f5f95820b263b95f69400ebab508fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81baf482546f298ba289d723bc21e0c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15b1495c0bf168267adb8cde0bf2db22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c81729afadfd0bfd9ef46b8b06efde0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6368d6496a175236ad0f2d8c94b4180.png)
请利用这样的思考方法解决下列问题.
已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6329c811e18c5c27238f063cf473a2ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c02e1fcac6c198d96b6e8ba23872f0e.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75f666b4685486458bf476474015e8e8.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3206bc7290ae838be61f6e011339e464.png)
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