Jawabanmu

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2014-08-24T19:34:20+07:00
2^log 45 akar 15 = 2^log(3^2 . 5) + 2^log 15^1/2 = 2^log3^2 + 2^log5 + (2^log3)/2 + (2^log5)/2 = 2x + y + x/2 + y/2 = 1/2  (5x + 3y)
3 5 3