jika diketahui log2 =p, log5 =q, maka 8log50=

[tex] ^{8} log 50 \: = \frac{log \: 50}{log \: 8} \\ = \frac{log \: 2 \: + log \: 5 \: + \:log \: 5}{log \: 2 + log \: 2 + log \: 2} \\ = \frac{p + q + q}{p + p + p} \\ = \frac{p \: + 2q}{3p} [/tex]