标题: PREP数学求回答呀~~ [打印本页] 作者: winow 时间: 2010-8-5 16:11 标题: PREP数学求回答呀~~ If d is the standard deviation of X,Y,andZ,what is the standard deviation of X+5,Y+5,and Z+5?
答案是d
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If n and m are positive integers,what is the remainder when 3^(4n+2)+m is divided by 10 ?