Math, asked by gousy, 3 months ago

n(A)=14
n (B) = 10 and
(A UB) = = 18
n CanB) = ?
n​

Answers

Answered by mappareddy2
2

Answer:

Answer

n(A∪B)=n(A)+n(B)−n(A∩B)−−−−−−−(1)

Given n(A)=7

n(B)=9

n(A∪B)=14

Substituting in 1

14=7+9−n(A∩B)

⇒n(A∩B)=16−14=2

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