Question: Let f (x) = 1 / (1 - x) (a) Find the domain and range of f. (b) Find f {f (x)}. What is the

Let f (x) = 1 / (1 - x)
(a) Find the domain and range of f.
(b) Find f {f (x)}. What is the domain of this function?
(c) Find f {f (f (x)}. Is the graph a line? Why or why not?

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