第二十一章 二次根式
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第二十一章 二次根式. 扎兰屯市第七中学宝黄金梁. 21.1 二次根式. 的式子叫做. 一般地,我们把形如. 二次根式,. 称为二次根号。. 解 :. 解 :. 解 :. 是一个非负数。. 一般地,根据算术平方的意义,有. 再见.

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第二十一章 二次根式

扎兰屯市第七中学宝黄金梁


21.1 二次根式


的式子叫做

一般地,我们把形如

二次根式,

称为二次根号。


:


:


:





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