390.140那道,我玄了10,答案里没9
讨论:10
140. 9^845除以10余多少?
答案: 9
怎么成10了?
举报
" 9的次方,指数是偶数个位是1,指数是奇数个位是9 "
so are you sure there is no 9??? I don't see how 10 could be an answer.... I could be wrong....
我就觉得是9
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