Answer should be a expanded polynomial (-5x^2+6x+7)+(-x^2+4x)
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<h2>Explanation:</h2><h2 />
- The input of a function is also called the domain and are those x-values for which the function is defined.
- The output of a function is also called the range and are those y-values for which the function is defined.
Here we have the following function:
And we know that:
Input:
Output: