Question

If a={1,2,3,4,5},B={1,3,5,8},C=2,5,7,8}, Verify that A-(BUC)=(A-B)n(A-C)

Answer 1

Answer:

BUC ={1,2,3,5,7,8}

A-(BUC)={4} -----------------LHS

A-B={2,4}

A-C={1,3,4}

(A-B)n(A-C)={4} ------------RHS

HENCE PROVED