a. Graph f(x) = x - 9, xs 0. b. Is fa one-to-one function? c. Write the domain of fin interval notation. d. Write the range of fin interval notation. e. Find an equation for f. f. Graph y = f(x) and y = f(x) on the same coordinate system. g. Write the domain of f-' in interval notation. h. Write the range of f' in interval notation.

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