Respostas

2013-06-13T22:56:06-03:00

Olá!!

(2².3²-6²)÷[18÷(15-3.2²)]²

 

(4.9-36)÷[18÷(15-3.4)]²

(0)÷[18÷3]²

0÷36=0

 

1 1 1
2013-06-14T14:06:39-03:00

(2²x 3²- 6²):[18:(15- 3 x 2²)]²

(4.9-36):[18:(15-12)]²

0:[18:3]²

0:6²

0:36 = 0