Question

If n(A)=20 n(B)=44 n(AnB)=13 then find (AuB)​

Answer 1

n(AUB) = 51

Step-by-step explanation:

n(AUB) = n(A) + n(B) - n(A⋂B)

= 20+44-13

= 51

Answer 2

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$&#10145$ n(A)=20 n(B)=44 n(AnB)=13

Formula:- (AuB) = n(A) +n(B) - n(AnB)

solution:- (AuB) = 20 + 44 - 13 = 51