Answer:
As the slope is -2, so the rate of change of the function is:
- rate of change of function = -2
Explanation:
The slope is basically the rate of change of a function.
Let us take the two points from the graph
Taking the slope between two points to determine the rate of change of a function
![\mathrm{Slope}=(y_2-y_1)/(x_2-x_1)](https://img.qammunity.org/2021/formulas/mathematics/middle-school/nrlo6m8wdo12tyt9h1mdgp9vd4866t2plg.png)
![\left(x_1,\:y_1\right)=\left(0,\:5\right),\:\left(x_2,\:y_2\right)=\left(4,\:-3\right)](https://img.qammunity.org/2021/formulas/mathematics/high-school/o1hek8nketsfn7ce5xnm5xkquln1ml2zaw.png)
![m=-2](https://img.qammunity.org/2021/formulas/mathematics/college/uxn43egr71t8b60ftce4qcbnrxnjmu07lr.png)
As the slope is -2, so the rate of change of the function is:
- rate of change of function = -2