设P1为质数,当P1不等于3时
P1除以3余1或2
则P2除以3余2或0,0时是合数,所以余2
则P3除以3余0,2+4=6,所以是合数,不存在
所以P1只能=3
设p1,p2,p3为三个质数,且p2=p1+4,p3=p1+8,求证p1=3
设p1,p2,p3为三个质数,且p2=p1+4,p3=p1+8,求证p1=3
其他人气：213 ℃时间：2019-10-19 17:25:18
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