Logarithm problem?
回答 (1)
2018-12-28 11:00 am
Sol
10^x=2
x=log2
5^y=3
ylog5=log3
log3=y(1－log2)=y(1－x)
log6=log2+log3=x+y(1－x)=x+y－xy
10^x=2
x=log2
5^y=3
ylog5=log3
log3=y(1－log2)=y(1－x)
log6=log2+log3=x+y(1－x)=x+y－xy
收錄日期: 2021-04-24 01:13:10
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20181228022059AAh4kEn