计算求值:
(1)
.
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6479fc07f53934fbf9c26db58848e4e.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88cef02a658d582da2df8cea9f4aa166.png)
更新时间:2021-10-21 23:19:24
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解答题-计算题
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较易
(0.85)
名校
【推荐1】
(1)设a为正实数,已知
,求
的值;
(2)求值:
.
(1)设a为正实数,已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1628f5fe1d6add08624bd53e56473fb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfe7cf6b81958b6bd28670c1cf64c53c.png)
(2)求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca3b5162b75403ebbb642316b2d71a41.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
解题方法
【推荐1】已知
为等比数列.
(1)若
,
,求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b484003185694d54fc1609f490906816.png)
(2)若
,
求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c2cd809767998047fa9996dcb87792a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3ebfbabb71da046c917528410b2e403.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b484003185694d54fc1609f490906816.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c2cd809767998047fa9996dcb87792a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50c5c7b5b2c7272dff2020ff451812be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e638a91ce94abce758416241f67fbb5.png)
您最近一年使用:0次