Jawabanmu

2014-09-02T21:05:23+07:00
= x kuadrat + 5x + 2x + 10
= x kuadrat + 7x + 10
2014-09-02T21:06:18+07:00
(x+2)(x+5) = X pangkat 2 + 5x +2x + 10 = x pangkat 2 + 7x + 10