Respostas

2014-04-03T10:48:59-03:00
Delta= (10/3)² -4 x 25 x 1/9
delta= 100/9 - 100/9
delta= 0

x¹ e x² = (10/3) / 50
x¹ e x² = 10/150 simplificado = 1/15