Respostas

2014-04-16T18:11:49-03:00
(4 + 3) x (3 - 1) = 14
(4 + 1) x (4 + 1) = 25
(4 + 2) x (4 + 2) = 36
(2 + 3) x (1 - 1) = 5
2014-04-16T18:19:44-03:00
A)(3 x 4) + (2 x 1)
B)(2 x 3 x 4) + 1
C)essa foi dificil kra kk (2 + 3 + 4)² x 1
D)(2 x 4) - (3 x 1)