A question ..........
[Give a+b+c=2,Prove that 27a+27b+27c=54....]
Help...............
MATHS QUESTIONS!!!!!
2012-02-21 4:41 am
回答 (2)
2012-02-22 3:09 am
✔ 最佳答案
Maths Given: a+b+c=2
To prove:27a+27b+27c=54
Proof:
27a+27b+27c
=27(a+b+c)
=27(2)................... a+b+c=2, given
=54........................proved
2012-02-21 4:52 am
a+b+c=2
27(a+b+c)=27(2)
27a+27b+27c=54
finish
27(a+b+c)=27(2)
27a+27b+27c=54
finish
收錄日期: 2021-04-13 18:32:33
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20120220000051KK00847