Question

A={2,3,4,6,7}B=1,2,3,4,5}C={2,4,6,8}find (¡)A-B (¡¡)Buc (¡¡¡)(A-B)u (A-C) what do you observe



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Answer 1

Answer:

(1)A-B={6,7}

(2)B^C(B intersection C)={2,4}

(3)(A-B)U(A-C)

A-B={6,7}

A-C={3,7}

(A-B)U(A-C)={3,6,7}