2019届中考数学复习专项二解答题专项一、实数的运算课件.ppt

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专项二 解答题专项,一、 实数的运算(针对陕西中考第15题),中考解读:实数的运算在陕西中考中主要以解答题的形式出现,分值为5分,主要考查的内容有二次根式的乘法、二次根式的化简、绝对值、幂等。,例1 (2018某交大附中模拟)计算:,【解】,解答题专项,

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