Question

If A = {1, 2, 3, 5, 7) and B{2, 4, 6, 7), then find n(AUB). (P.S)​

Answer 1

Answer:

n(aub)=7

Step-by-step explanation:

aub=(1,2,3,4,5,6,7)

no(aub)=7

Answer 2

Answer:

n (AUB)=7

Step-by-step explanation:

A={12357}

B={2467} in both the sets 2,7 are common so we should take only once then AUB={1,2,3,4,5,6,7}