Math, asked by yuumaan76, 1 day ago

if n=(A) =2 and n(A')=6, find n(e)

Answers

Answered by ydswamy39

1

Answer:

21

Step-by-step explanation:

Correct option is

A

21

Since, A,B,C are disjoint sets

∴n(A∪B∪C)=n(A)+n(B)+n(C)

=10+6+5=21

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