Jawabanmu

2014-09-12T09:52:31+07:00
2^-1 log 2^3 + 2^-1 log 2^5 - 2 log 2 √2 = 2 log x
-3 2 log 2 + -5 2 log 2 - 2 log 2√2 = 2 log x
-3.2 + -5.2 - 2√2 = x
x = -6 + -10 - 2√2
x = -16 - 2√2