diketahui : 2 log 3 =p maka nilai 12 log 45

^p log 45/ ^plog 12
= ^2 log 3^2.5 / ^2 log 2^2.3
= 2 ^2 log 3 + ^ 2 log 5 / 2 ^2 log 2 + ^2 log 3
= 2p + ^2log5 / 2(1) + p
= 2p + ^2log5/2 + p

Mohon maaf apabila ada kesalahan