你好!1,2,3,4,5,6,7,8,9中,2,3,5,7是质数,4,6,8,9是合数。经济数学团队帮你解答,请及时采纳。谢谢!
你好!1,2,3,4,5,6,7,8,9中,2,3,5,7是质数,4,6,8,9是合数。经济数学团队帮你解答,请及时采纳。谢谢!32LEMON榨柠檬LV.12018-12-23
1,2,3,4,5,6,7,8,9中,2,3,5,7是质数,4,6,8,9是合数