Jawabanmu

2014-01-03T21:22:58+07:00
18xkuadrat-27xy+51x-45y+35
Cara nya gimana ?
3x dikali 6x = 18x² , 3x dikali -9y = - 27xy, 3x dikali 7 = 21x kemudian 5 dikali 6x = 30x, -9y dikali 5 = -35y, 5 dikali 7 = 35
terus..... jadinya 18x² -9y-27xy+21x+30x-35y+35
2014-01-03T21:24:29+07:00
18x² +51x+45y+35+27xy
itu jawaban ane