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From a pack of 52 cards, we draw one by one, without replacement. If f(n) is the probability that an Ace will appear at the $$n^{th}$$ turn, then
$$f(2) = \frac{1}{13} > f(3)$$
$$\frac{1}{13} > f(2) > f(3)$$
$$f(3) > f(2) > \frac{1}{13}$$
$$f(2) = f(3) = \frac{1}{13}$$
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