Domain Of A Piecewise Function
What is the domain of the following function?
A
dom(f) = (-∞, -2) ∪ (-2, ∞)
B
dom(f) = (-∞, 4) ∪ (4, ∞)
C
dom(f) = (-∞, 3) ∪ (3, ∞)
D
dom(f) = (-∞, 0) ∪ (0, ∞)
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