Respostas

2014-07-22T12:43:27-03:00
3x² - 8x = 0
3 . 1 . x . x - 4 . 2 . x = 0
x (3x - 8) = 0
x = 0
3x - 8 = 0
3x = 8
x = 8
      3
S = {0,8/3}
1 5 1