Let c be a limit point of A C R, f, g: A -> R be two
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Question:
Let c be a limit point of A C R, f, g: A -> R be two functions. Prove or disprove the following. (i) If f + g has a limit at c, then f and g has limit at c. (ii) If the product fg has a limit at c, then f and g has limit at c