计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58545d6c48acd87b627a9b66e0b79d99.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79532d2e1a1d9761be83fb771fefe04e.png)
更新时间:2024-05-09 17:48:24
|
相似题推荐
解答题-计算题
|
适中
(0.65)
名校
【推荐1】计算:
(1)求方程中x的值:
;
(2)计算:
.
(1)求方程中x的值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbd4d950400e3fb7e1110979ac46236e.png)
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/364663e7aface24bd8dbd97ced41635e.png)
您最近一年使用:0次
解答题-计算题
|
适中
(0.65)
名校
【推荐2】若有理数
在数轴上的点
位置如图所示:
![](https://img.xkw.com/dksih/QBM/2019/9/30/2301800240865280/2302094495039488/STEM/673f3ceca509407f9844e694f89808d2.png?resizew=241)
(1)判断代数式
的符号;
(2)化简:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://img.xkw.com/dksih/QBM/2019/9/30/2301800240865280/2302094495039488/STEM/673f3ceca509407f9844e694f89808d2.png?resizew=241)
(1)判断代数式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d16f199f9e8ff32d6cedd7301038d11d.png)
(2)化简:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2833a6b9f5811c26c6ee9981fed6d4ba.png)
您最近一年使用:0次
解答题-计算题
|
适中
(0.65)
【推荐1】计算与求值:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/848679a2169df06a48a29316c9775242.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e82c5a68510d82e6454840d44a34639.png)
(3)若
与
是同一个正数的平方根,求
的值.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/848679a2169df06a48a29316c9775242.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e82c5a68510d82e6454840d44a34639.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e2dc6b24dde4abcfb9ea1acbc72f988.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/939109101ab9ba42d755a3429be547b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次