Y= 3 log 2 + 2 log 2 + log 25 - log 8. Maka nilai y adalah...

Y = 3×Log2 + 2 × log 2+ 2×log 5- 3×log2
= 4×log10
= log10^4
= 4

y = log2^3 + log2^2 + log25 - log8
y = log8 + log4 + log25
y = log4 + log25
y = log (4.25)
y = log100
y = log 10^2
y = 2.