Respostas

2014-05-08T10:10:58-03:00
(7√2 -5) =4,89
(7 √2+5) = 14,89


2014-05-08T11:16:18-03:00
(7√2-5)=4,89
(7√2+5)=14,89
4,89+14,89= 19,78