1 . 求下列各式中x的值:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/152f6ba565a241bbb53f31a7f4ab536f.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/393b40a2fdedb540f7d33f65f0d757d2.png)
您最近一年使用:0次
名校
2 . (1)已知,一个正数的两个平方根分别为
和
,求m和这个正数;
(2)已知a是
的小数部分,b是
的整数部分,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce7610524671d0a762d423b20d7e0ce1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdd749fe1cc2797b017c7fafad9ab356.png)
(2)已知a是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/619096595112f0340a43b756e114dd3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e20838e72faf737614d76fcee82ab6c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/897aeafa8da0737baa70f64fdf55c269.png)
您最近一年使用:0次
3 . 解方程
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f6bded8a63fa2820cc889aaadd09172.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f6bded8a63fa2820cc889aaadd09172.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b49f74486d7fac597aa0d81ef8e5c8d.png)
您最近一年使用:0次
4 . (1)计算:
.
(2)求下列各式中x的值:
①
;
②
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e6af49bedece5bb8b000260d010c103.png)
(2)求下列各式中x的值:
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4586e924ca1190c4e229fbbd7245707b.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdceb6e0d3cd2d589bacafd43a7e5534.png)
您最近一年使用:0次
5 . 计算或解方程:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d633389639189946113d9c49989c7f57.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a68cfb0c80e720461d604592205164d.png)
您最近一年使用:0次
6 . 解方程:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fec94163f4c49f9c9194589e6e03dd3.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fec94163f4c49f9c9194589e6e03dd3.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d48ca970d80d45f6ea51af26911ee5fd.png)
您最近一年使用:0次
7 . (1)计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a3f53dc1dda68a86c4ad1025220b608.png)
(2)求式中x的值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a3f53dc1dda68a86c4ad1025220b608.png)
(2)求式中x的值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9adcc3a56ec62fc2109f5d90a3b37caa.png)
您最近一年使用:0次
8 . 求下面各式中
的值:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/920c123b5ceb464d1d2709c2b46d98e2.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/920c123b5ceb464d1d2709c2b46d98e2.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68b00745e0942624ee8ad8c971de062a.png)
您最近一年使用:0次
9 . (1)计算![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cd0512f206e5c30d0714732da74a599.png)
(2)解方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cd0512f206e5c30d0714732da74a599.png)
(2)解方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b21014730734aa9c348439a91d68edf3.png)
您最近一年使用:0次
10 . (1)把下列实数表示在数轴上,并将它们用“
”连接起来:
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/629916112260306db52e19780fe6d46d.png)
,
,
,π;
(2)利用平方根的意义解方程.
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e3609b23c4b3ac12b963c9c9760ce44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/203b4c1b97dcb87dacb9fc636699f86e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/629916112260306db52e19780fe6d46d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47153fdd73c0661fa460130082e30929.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
(2)利用平方根的意义解方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bc065d1a0ac6d0e61a4502afc14a7a2.png)
您最近一年使用:0次