Question: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How can you tell whether

(a) What is a function? What are its domain and range?
(b) What is the graph of a function?
(c) How can you tell whether a given curve is the graph of a function?

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(a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How can you tell whether a given curve is the graph of a function?

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