5log 25 - 5log10 + 5log150 -5log15 = .....

[tex]5log \: ( \frac{25 \times 150}{10 \times 15} ) \\ 5log25 \\ 5log {5}^{2} \\ 2 \times 5log5 \\ 2 \times 1 \\ 2[/tex]
Maaf kalo salah semoga membantu