Question

if A={1,2,3,4},B={2,3,5} and C={3,5,6}. find Au(BnC)​

Answer 1

Answer:

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Step-by-step explanation:

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)}

Answer 2

Answer:

{1,2,3,4,5}

Step-by-step explanation:

BnC ={3,5}

AU(BnC)={1,2,3,4,5}