353,689 views
9 votes
9 votes
Log27-log9+log81 how do i go on with it

User Inopinatus
by
2.9k points

1 Answer

21 votes
21 votes

Answer:


5log\:3

Explanation:


  • log\: 27-log\: 9+log\:81


  • =log\: 3^3-log\: 3^2+log\:3^4


  • =3log\: 3-2log\: 3+4log\:3


  • =3log\: 3+4log\:3-2log\: 3


  • =7log\:3-2log\: 3


  • =5log\:3
User Kalpesh
by
3.5k points
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