计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e92ee8b565f88512da8a99ab89e3d11.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7cf605570de4a2fb39cb932598bf401.png)
更新时间:2024-01-06 18:16:52
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解答题-计算题
|
适中
(0.65)
【推荐1】(1)计算:
;
(2)计算:
;
(3)用简便方法计算:
;
(4)先化简,再求值:
,其中
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98899c3398256c450393c68182affd25.png)
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8e8ce025e4a2547e34e945a9cb6dee3.png)
(3)用简便方法计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/396d2066b5623ca137f150975787ca15.png)
(4)先化简,再求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/900ffe7ad4d474c5640bcc5c72228234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/200f24e682c93e02a87f3f9d57dc5d40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b86304c3e26200299a0480641525a283.png)
您最近一年使用:0次
解答题-计算题
|
适中
(0.65)
【推荐2】计算:
(1)
;
(2)
;
(3)
;
(4)
;
(5)
;
(6)
;
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ce934f6764c7b9005d82840f197b504.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0e71b9ef39ea5ce89f14bbb7c380021.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b580e927510b0d4cebb3963cd8c7eb99.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88b96afabda755a9102155251a1cc277.png)
(5)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e83b6b16ddb94ae9070b92c8740451d.png)
(6)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8174d02b5ea18c74dd8ed8a0caf1c6aa.png)
您最近一年使用:0次