计算下列各式的值.
(1)
;
(2)
.
(3)
;
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42f0dff6aae6c0192c93566cde99123b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b20b3a0ed2d85272359823cb8817edb9.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf8bc8d269b24b1d988b54ca1737aa91.png)
更新时间:2020-02-29 20:00:41
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解答题-问答题
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(0.85)
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【推荐2】计算下列各式的值:
(1)(2
)0+22·
-
;
(2)
log23·(log32+log92)+(
)2+ln
-lg1.
(1)(2
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eac97e6740365c85ad857aff85cefbe5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b553273d0929c1e2a917cd530b5c9f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6a252cb61b75848e4bec3359c0a0c06.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c6c7567972273b4ba733b47bf9d5408.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2612dde18c750dbea4a25701ddc1d7db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2598975ac1edb754817eada15b9a473e.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐1】已知
.
(1)化简
,并求
的值;
(2)已知
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e8f7245bc3fb1e1bc6699f1d2845001.png)
(1)化简
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/794f2c6bd63355105d179d11306a9cae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca21ed066d60137c02edee7641e2723.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbb969f2dbe4c204b0ca7927035da20f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0aa050a5c511a4d16134b17f4ac31337.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9db589bebb2f413b51ab7d684f7eb990.png)
您最近一年使用:0次