(a) Show that f(x) = x +1, x20, is one to one, and find its inverse together with its domain. (b) Graph f(x) and f (x) in one coordinate system, together with the line y =x, and convince yourself that the graph of f (x) can be obtained by reflecting the graph of f(x) about the line y =x. -1

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A: NOTE: Refresh your page if you can't see any equations. . take derivative

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Domain

In simple mathematics terms, a domain is defined as the space on which all the possible inputs for the function will lie. It can also be expressed as a set of departures for the required function.