Math, asked by karkarisubedi, 16 days ago

fn * (A) = 60 and n(A cap B)=20 then find n o (A) step by step

Answers

Answered by nsdivyausundhar

1

Answer:

30

Step-by-step explanation:

here use formula

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

60=20+10+n(B-A)

n(B-A)=30

Answered by nitusinghmanoj

0

Step-by-step explanation:

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