Question

Q1: If n(A) = 50, n(B) = 40 and
n(ANB)=20,then find n(AUB)​

Answer 1

Answer:

50+40-20

70

Step-by-step explanation:

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Answer 2

Answer:

70

Step-by-step explanation:

n( AUB ) is = n(A)+ n( B)- n( ANB)

so, n( AUB) = 50+40-20

n(AUB)= 90-20=70

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