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Home > CCA > Chapter 2 > Lesson 2.1.2 > Problem 2-23


Function Machine. Input: x = 1, Rule: f of x equals x divided by the difference of x minus 1, Output: f of 1 equals question mark.Find the output for the relation with the given input. If there is no possible output for the given input, explain why not.  

Substitute for and evaluate. Does your answer make sense?