Nilai dari 4log125 . 625log81 . 27log128 adalah…

Bab Logaritma
Matematika SMA Kelas X

^ = pangkat

^4log 125 . ^625log 81 . ^27log 128
= ^(2²)log 128 . ^(5^4)log 125 . ^(3^3)log 81
= ^(2²)log 2^7 . ^(5^4)log 5^3 . ^(3^3)log 3^4
= (7/2) . ²log 2 . (3/4) . ^5log 5 . (4/3) . ^3log 3
= (7/2) . (3/4) . (4/3)
= 7/2