Respostas

2013-11-23T15:22:27-02:00
Delta = b^2 -4ac
Delta = 36 - 32 = 4
2013-11-23T15:23:19-02:00
Delta = b² - 4xaxc
delta = 6² - 4x1x8
delta = 36 - 32
delta = 4