Question

Determine A∩B e A∪B sendo A= {X∈N/2≤X≤7} e B= {X∈N/X≤6}

Answer 1

A={2-3-4-5-6-7}

B={1-2-3-4 - 5-6}

AuB={1-2-3-4-5-6-7}

AnB={7}