1.

In which of the following cases, A = B?

A. A = {12, 14, 16}, B = {16, 18, 20}
B. A = , b = {}
C. A = {x: x W and x < 1}, B =
D. A = {x: x is a day of the week beginning with S}, B = {Sunday}
Answer» C. A = {x: x W and x < 1}, B =


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