jika 25 log 27 = a maka 3 log 5 = Mohon bantuannya disertakan caranya,

5^2 log 3^3=25 log 27
3/2 5log3= 25 log 27
3/2 1/3log5= 25 log 27
3/2 × 1/a = 25 log 27
3/2a=25 log 27

Kelas 10 Matematika
Bab Logaritma

^ = pangkat

^25log 27
= ^(5²)log 3^3
= (3/2) . ^5log 3
= 3/2 . 1/a
= 3/2a