Question

If U={1,2,3,5,7} is the universal set & A={1,7} B={2,3 } & c={3,5} then
i) (A x B)-(B x C) ii)(AUB)’ Please answer correctly

Answer 1

Answer:

i) (AxB)-(BxC) = [{1,7}×{2,3}] - [{2,3}×{3,5}]

= {1,2,3,7}-{2,3,5}

={1,7,}

Answer 2

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