點計???
2[3(c+1)-5]=1
help me!!!點計???
2011-11-07 4:58 am
回答 (2)
2011-11-07 5:29 am
✔ 最佳答案
2[3(c+1)-5]=13c+3-5=1/2
3c-2=1/2
3c=1/2+2
c=(5/2)/3
c=5/6
2011-11-11 5:28 am
整數比分數好計
2[3(c+1)-5]=1
2(3c+3-5)=1
2(3c-2)=1
6c-4=1
6c=5
c=5/6
2[3(c+1)-5]=1
2(3c+3-5)=1
2(3c-2)=1
6c-4=1
6c=5
c=5/6
收錄日期: 2021-04-13 18:20:35
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20111106000051KK00972