## Question

###### 3. Let f: X - Y be an injective function that is continuous. Let A be subset of X. Suppose that a is a limit point f A in X. Show that f(a) is a limit point of f(A) in Y.

3. Let f: X - Y be an injective function that is continuous. Let A be subset of X. Suppose that a is a limit point f A in X. Show that f(a) is a limit point of f(A) in Y.

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