If-A-whole-numbers-and-B-natural-numbers-then-A-B-

Question Number 11419 by fadim727 last updated on 25/Mar/17

If A = {whole numbers} and

B = {natural numbers}, then A △ B =___.

Commented by FilupS last updated on 26/Mar/17

whole numbers = Z = {\dots, - 2, - 1, 0, 1, 2, \dots}

natural numbers = N = {1, 2, \dots}

A = Z, B = N

if A △ B means A \land B, or A \cap B, then :

A \cap B = Z

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