tolong di jawab ya plisss

Jawabannya:

Dik:
3log5= m
7log5= n

Dit: 35log15?

Jwb:

35 log 15
= 5 log 15/5 log 35
= 5log (3×5)/5 log (5×7)
= (5 log 3+5 log 5)/(5 log 5+3 log 7)
= (1/m+1)/(1+1/n)
= (1+m)/m / (n+1)/n
= n(1+m)/m(1+n) → C

Jadikan Jawaban Terbaik Ya