For $f(x)=x^2-3x+2$, find the average rate of change from $x=1$ to $x=4$. Interpret your

Question

For $f(x)=x^2-3x+2$, find the average rate of change from $x=1$ to $x=4$. Interpret your answer as a gradient.[3]

Accepted Answer

The gradient of the secant line between $x=1$ and $x=4$ is $2$.

Functions and Graphs