Question

Qual resposta de {xENIx<13}

Answer 1

Enumerar os elementos do conjunto

$A=\left\{x \in \mathbb{N}\left|\,x<13\right. \right \}\\ \\ A=\{\text{n\'{u}meros naturais menores que }13\}\\ \\ A=\{0,\;1,\;2,\;3,\;4,\;5,\;6,\;7,\;8,\;9,\;10,\;11,\;12\}$

Answer 2

{0,1,2,3,4,5,6,7,8,9,10,11,12}