Which of the following pairs of sets are not equal? – McqOptions

MCQOPTIONS

1.	Which of the following pairs of sets are not equal?
A.	(a) A = {1, 3, 3, 1}, B = {1, 4}
B.	(b) A = {x: x + 2 = 2}, B = {0}
C.	(c) A = {1, 3, 4, 4}, B = {3, 1, 4}
D.	(d) A = {1,1/2,1/3,... }, B { 1/n : n N } .
Answer» B. (b) A = {x: x + 2 = 2}, B = {0}

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