Jawabanmu

2014-03-14T19:19:42+07:00
Jawaban paling cerdas!
2014-03-14T19:21:28+07:00
(x² - 4x - 12)(x² - 3x + 2) = 0
(x+2)(x-6)(x-2)(x-1) = 0
penyelesaiannya= -2, 6 , 2, 1
2 5 2