Jawabanmu

2014-08-28T18:18:55+07:00
6x^2-4x-27x+18
=6x^2+23x+18
2014-08-28T18:19:25+07:00
=2x.3x+2x.-2+-9.3x+-9.-2
=5x pangkat2 -4x -27x -11
=5x pangkat2 -31 -11