Jawabanmu

2014-04-17T01:12:47+07:00
3x²-2x-8 = (3x + 4)(x - 2)
2x²-x-6 = (2x + 3)(x - 2)
yang (x-2) coret jadinya
3.2+4/2.2+3 = 10/7 
2014-04-17T01:33:19+07:00
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