Jawabanmu

Jawaban paling cerdas!
2014-08-19T18:20:31+07:00
 \sqrt{5} = 5^{ \frac{1}{2} }
25= 5^{2}

maka  \sqrt{5} log 25 =  5^{ \frac{1}{2} }  log 5^{2}
ada sifat logaritma  x^{m} log  x^{n}  \frac{m}{n}
jadi 5^{ \frac{1}{2} } log 5^{2} = 2/ \frac{1}{2} = \frac{2 . 2}{1} = 4
1 5 1
2014-08-19T18:20:37+07:00
5^1/2 log 5^2
2÷1/2 5log5
4. 5 log 5
4.1 = 4