Let A = {c, d, f, 8}, B = {f, j}, and C = {d, g}. Answer each of the following questions. Give reasons for your answers. a. Is B C A? b. Is CC A? c. Is CC C? d. Is C a proper subset of A? a. Is 3 E {I, 2, 3}? b. Is 1 C {1}? c. Is {2} E {1, 2}? d. Is {3} E {1, {2}, {3}}? e. Is 1 E {1}? f. Is {2} C {1, {2}, {3}}? g. Is {1} C {1, 2}? h. Is 1 E {{1}, 2}? . Is {1} C {1, {2}}?

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Q: Find (if possible) a. AB and b. BA, if A = = [4 4567] and B = 3 A 1.0 5 6

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Q: answer below.

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Q: Is the following true or false? {1,2,{3,4}}∪{1,2,3,4}={1,2,3,4}

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