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A function links an input value to an output value. The inverse of a function is a function that links the output value back to the input value. The inverse function for f (x) is written as f 1 (x).
A function links an input value to an output value. The inverse of a function is a function that links the output value back to the input value. The inverse function for f (x) is written as f 1 (x).
An inverse function graphing calculator will allow you to graph functions quickly and precisely, which will help you visualize how these graphs behave.