³log2=p dan ³log5=q maka ³log250 adalah..

3log 25
=3log 5 x 5 x 5 x 2
=3log 5 + 3log 5 + 3log 5 + 3log 2
=q + q + q + p
=p+3q

^3log2=p
^3log5=q

^3log250
=^3log(5^3×2)
= ^3log5^3 + ^3log2
= (3) ^3log5 + ^3log2
= (3) (q) + p
= 3q + p