Respostas

2013-12-11T13:20:53-02:00
-2 - (-2) . [ 1 - 3² + (-1)^7] + (-1)^0 =
-2 + 2 . [ 1 - 9 -1] + 1 =
0 . [ 9] + 1 =
0 + 1 =
1

1 5 1