Nilai Dari 2log 25 . 5log 27 . 3log 1/8 =

[tex] ^{2} log \: 25 \times ^{5} log \: 27 \times ^{3} log \: \frac{1}{8} \\ = ^{2} log \: {5}^{2} \times ^{5} log \: {3}^{3} \times ^{3} log \: {2}^{ - 3} \\ = 2 \times 3 \times - 3(^{2} log \: {5} \times ^{5} log \: {3} \times ^{3} log \: {2} \\ = - 18 \times^{2} log \: {2} \\ = - 18 \times 1 \\ = - 18[/tex]