Jawabanmu

2014-09-02T18:46:00+07:00
2x^2 - 3x + 1 = 2x^2 + 2x
1 = 5x
x = 1/5
 selesai..
langsung anis: ) betul jawabanmu nis(y)
2014-09-02T18:52:38+07:00
2xkuadrat-3x+1=2xkuadrat+2x
-5x=-1
X=1/5