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Two sets A and B are such that n(A union B)=21, n(A)=10 and n(B)=15, find n(A intersection B) and n(A-B)

Posted by Paras Gupta 2 years, 3 months ago

CBSE > Class 11 > Applied Maths

4 answers

Akash Kumar 1 year, 9 months ago

4

Yuki Hara 1 year, 10 months ago

n(A Π B)=4 n (A - B) =6

Parveen Dhayalan 2 years, 2 months ago

n ( a intersection b)= 4

Parveen Dhayalan 2 years, 2 months ago

6

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