已知最简二次根式
和
是同类二次根式,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55b40c1759c03c162e1125bb7b48f634.png)
____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fbfe3f06cfad6b6ce02a5addd7f2280.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cebd913259915a2e53ee5c9ea2d39fdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55b40c1759c03c162e1125bb7b48f634.png)
更新时间:2020-10-25 01:40:00
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【推荐1】
化简后与最简二次根式
的被开方数相等,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b349899258f7e34779a465212d6bcf48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e87458edf4693cddc95c0c9199ed2ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
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【推荐2】已知最简根式
与
是同类二次根式,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03d9480f2e8bfd87e7938d39c32126c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b30b2830908cf9c797a77f677147abaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
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【推荐1】关于x、y的二元一次方程组
,小华用加减消元法消去未知数x,按照他的思路,用
得到的方程是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6724dd7bed04fdee82b6a3dafa716f6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cc521a13e69bcd30195f7551f860681.png)
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【推荐2】已知点
在第一象限,且
满足
,则整数
的值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee72603921c5dddcd01a62ed29ee0fb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895334c1291b3c03bab3875636aa272c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50457967b733d59efcb3b43c3e768c30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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