九年级数学中考计算题集锦
姓名:
+(π) －＋－
＋＋＋(－1) －＋＋
＋－＋ －＋＋
＋＋－ ＋－－＋
＋－＋ ＋－＋
＋＋－ ＋＋＋
其中 其中
其中
解下列不等式,并把解集表示在数轴上
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解下列方程组
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