Question

If sets A and B are disjoint sets and n(A) = 6, n(B) = 5 then n(AUB) =

Answer 1

Step-by-step explanation:

Given,

A Nd B are two disjoint set

Here

n(A) = 15 and n(B) = 10

Then,

n(AUB) = n(A) + n(B)

= 15+10 = 25

Hence, n(AUB)= 25