In Exercises 1–18, calculate the average rate of change of the given function over the given interval. Where appropriate, specify the units of measurement. [HINT: See Example 1.]
Interval:

–3  –2  –1  0 

–2.1  0  –1.5  0 
To calculate: The average rate of change of the function over the interval
Given Information:
The interval is
Formula used:
Average rate of change of
Calculation:
Consider the interval
From the table, find the value of function
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