Question

If A and B are two overlapping subsets of a universal set U,Write the relation between n[U],n[AUB] and n[U-AUB]

Answer 1

Answer:

n[U]=total number of characters are including A and B.

n[AUB]=total number of characters in set A and set B.excluding U.

n[U-AUB]=total number of characters in universal set -

total number characters in set A and B.