Hasil 3 log 27 dikurang 3 log 81

Kelas 10 Matematika
Bab Logaritma

^ = pangkat

^3log 27 - ^3log 81
= ^3log 3^3 - ^3log 3^4
= 3 . ^3log 3 - 4 . ^3log 3
= 3 - 4
= -1

=3 log 27 - 3 log 81
=3 log (27 /81)
=3 log 3
=1