(2009•杭州)如果a,b,c是三个任意的整数,那么在
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,
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021225806113924185/SYS201310212258061139241021_ST/1.png)
,
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这三个数中至少会有几个整数?请利用整数的奇偶性简单说明理由.
考点分析:
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,…
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![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021225806113924185/SYS201310212258061139241016_ST/images0.png)
根据前面各式规律,则(a+b)
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