jika 8log5=2a,maka 5log32 adalah

⁸log5 = 2a
⁵log8 = 1/2a

⁵log32 = ⁵log8^5/3
           = 5/3 . ⁵log8
           = 5/3 x 1/2a
           = [tex] \frac{5}{6a} [/tex]