Let A and B be finite sets and f: A --> B be a function. How many pairs does f consist of? Any advice...This should be easy but I just don't know how to go about it.
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Originally Posted by jzellt Let A and B be finite sets and f: A --> B be a function. How many pairs does f consist of? Any advice...This should be easy but I just don't know how to go about it. |A|
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