Diketahui 5log7=m, maka 35log175=

Bab : Logaritma

Diketahui:
⁵log7 = m

Penyelesaian:
³⁵log175
= ⁵log175 / ⁵log35
= ⁵log(7.5²) / ⁵log(7.5)
= (⁵log7 + ⁵log5²) / ( ⁵log7 + ⁵log5)
= (m + 2)/(m + 1)