Resposta :
numeros naturais = N = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, ... }
a) 112, 114, 116, 118, 120, 122, 124, 126, 128
b) 111, 114, 117, 120, 123, 126, 129
Simples né?
Bjoo, xau!
a) 112, 114, 116, 118, 120, 122, 124, 126, 128
b) 111, 114, 117, 120, 123, 126, 129