If A and B are two disjoint sets and n(A)=15 and n(B)=10 find n(AUB), n(A∩B)

Question

If A and B are two disjoint sets and n(A)=15 and n(B)=10 find
n(AUB), n(A​∩B)

Rishabh Mittal · Accepted Answer

Dear Student,

For disjoint sets,nA∩B=0nA∪B=nA+nB=15+10=25

If A and B are two disjoint sets and n(A)=15 and n(B)=10 find n(AUB), n(A​∩B)