Respostas

2014-02-25T18:25:58-03:00
Delta = b² - 4 ac
Delta= 4²-4*4*1
Delta= 16- 16
delta = 0


X=-4+- raiz o / 2*a
X=-4-0/8
X´=-4/8

X=- 4+0/8
X´´= -4/8

4 3 4
A melhor resposta!
2014-02-25T18:33:12-03:00