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x取什么实数时,下列各式有意义?;
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教案备课库《八(二)年级数学作业21.1二次根式》真题及答案
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在什么条件下下列各式有意义
x取什么实数时下列各式有意义
x取什么实数时下列各式有意义.
在什么条件下下列各式有意义
当x是怎样的实数时在实数范围内有意义请再写出一个含x的二次根式使x为任何实数时均有意义.
在什么条件下下列各式有意义
在什么条件下下列各式有意义
在什么条件下下列各式有意义
在什么条件下下列各式有意义
x取什么实数时下列各式有意义.
在什么条件下下列各式有意义
x取怎样的实数时下列各式在实数范围内有意义 -.
x取何值时在实数范围内有意义
x>1
x≥1
x<1
x≤1
若分式不论x取何实数总有意义则m的取值范围
无论x取任何实数代数式都有意义则m的取值范围为.
x取什么实数时下列各式有意义.
x取怎样的实数时下列各式在实数范围内有意义 .
x取什么实数时下列各式有意义
x取怎样的实数时下列各式在实数范围内有意义 .
当x为任意实数时下列各式中一定有意义的是
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