Question

*Determine A uB e An B,sendo:

A) A= {x €IN / x ≤ 5}e B={x € IN / x < 7}

B) A={x e Z / x > 1} e B={x € Z / x ≤ 6}

Answer 1

AuB= {1,2,3,4,5,6}
AnB={2,3,4,5}