You can find the rate of change by taking it's derivative.
7.5
5+5=10
25-10=15
15/2=7.5
Answer: 7.5 feet
Answer:

Step-by-step explanation:
<h3>Factorize the Expressions</h3>


<h3>Factor out the Common Factors</h3>

<h3>Multiply the Common Factors</h3>

The Factored expressions are

And
