jika 2 log 5 = p dan 2 log 3 = q maka 2 log 30 = ...

²log 5 = p
²log 3 = q

²log 30
= ²log 2×3×5
= ²log 2 + ²log 3 + ²log 5
= 1 + q + p

2log5=p 2log3=q
=2log30/2log2
2log15+2log2/2log2
2log5+2log3+2log2/2log2
p+q+1/1
p+q+1
semoga membantu