Diketahui 2 log 3 = a dan 2 log 5= b. Nilai 4 log 30=..... mohon bantuanya ya

LogAritMa

²log 3 = a
²log 5 = b

⁴log 30
= ²log (2 × 3 × 5) / ²log 2²
= (²log 2 + ²log 3 + ²log 5) / 2
= (1 + a + b)/2 ✔