# Define the Piecewise-Defined Functions with an example.

Define the Piecewise-Defined Functions with an example.
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Step 1
Definition of Piecewise-Defined functions
Step 2
A piecewise function is a function built from pieces of different functions over different intervals.
For example, we can make a piecewise function f(x) where
$f\left(x\right)=\left\{\begin{array}{cc}-2& when-9