Question

Question 10: find the average rate of change of the function on the interval (2 5 )

Answer 1

`\begin{gathered} f(5)=2.5\cdot5^2-7\cdot5+5=32.5 \\ f(2)=2.5\cdot4-7\cdot2+5=1 \\ \text{arc}=(32.5-1)/(5-2)=(31.5)/(3)=10.5 \end{gathered}`