Question

If A={1}, B={1, 2}, C={ 1, 3} and U= {1}, {2}, {3}{1, 2, 3} then find n[( AnB)'u (BnC)']​

Answer 1

Answer:

(i)A×(B∩C)

∩ Intersection:common between two sets

B∩C={3,4}∩{4,5,6}={4}

A×(B∩C)=

{1,2,3}×{4}

={(1,4),(2,4),(3,4)}

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