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Mathematics 20 Online
OpenStudy (anonymous):

Use the graph below for this question: What is the average rate of change from x = −1 to x = −2?

OpenStudy (anonymous):

OpenStudy (lasttccasey):

Since you're not given an equation, the only think I can think to do here is use a secant line and find the slope of it. In other words, you have two points: (-1,5) and (-2,7). You need to find the slope of the straight line which passes through those two points. `Slope = Rise/Run`

OpenStudy (anonymous):

ok thank you! i did that and i got my final answer - 2

OpenStudy (lasttccasey):

-2 is correct assuming this is how you're supposed to do the problem. I hope that helped!

OpenStudy (anonymous):

yes it helped alot thank you so much!

OpenStudy (lasttccasey):

Good luck! ` :) `

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