f(x) = (x - 1)/(x + 1). What is f(f(x)), where it is defined? | StemPy Lab

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f(x) = (x - 1)/(x + 1). What is f(f(x)), where it is defined? | StemPy Lab

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f(x) = (x - 1)/(x + 1). What is f(f(x)), where it is defined?

MathematicsHardHigh School (11–12)Functions and Calculus › Composite and Inverse Functions

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$f(x) = \dfrac{x - 1}{x + 1}$ . What is $f(f(x))$ , where it is defined?

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