Solved: (a) What is a one-to-one function How can you tell if a function is one-to-one
Chapter 1, Problem 12(choose chapter or problem)
(a) What is a one-to-one function? How can you tell if a function is one-to-one by looking at its graph? (b) If f is a one-to-one function, how is its inverse function f 21 defined? How do you obtain the graph of f 21 from the graph of f ?
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