2011年淄博市中考数学真题及解析
答案与评分标准一、选择题:本题共12小题,在每小题所给出的四个选项中,只有一个是正确的,请把正确的选项涂在答题卡的相应位置上.第1~8小题每题3分,第9~12小题每题4分,错选、不选或选出的答案超过一个,均记零分.1、(2011•淄博)2011年4月28日,国家统计局公布了第六次全国人口普查结果,总人口为1339000000人,将1339000000用科学记数法表示为( )A、1.339×108B、13.39×108C、1.339×109D、1.339×1010考点:科学记数法—表示较大的数。分析:科学记数法的表示形式为a×10n的形式,其中1≤|a|<10,n为整数.确定n的值时,要看把原...
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