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Mathematics 8 Online
OpenStudy (jenniferjuice):

help?!?!! Find the average rate of change for the given function from x = −1 to x = 2.

OpenStudy (jenniferjuice):

OpenStudy (jenniferjuice):

@bahrom7893 help?

OpenStudy (bahrom7893):

How do you find the average rate of change?

OpenStudy (jenniferjuice):

idk ._.

OpenStudy (bahrom7893):

In case of a line, it's basically the slope of that line. What's the slope?

OpenStudy (jenniferjuice):

-1/2 ?

OpenStudy (bahrom7893):

which one of these has a positive slope? |dw:1404007342662:dw|

OpenStudy (jenniferjuice):

a ?

OpenStudy (bahrom7893):

yes, so should the slope in your graph be positive or negative?

OpenStudy (jenniferjuice):

positive so 1/2 ?

OpenStudy (bahrom7893):

Slope is rise over run

OpenStudy (jenniferjuice):

2/1?

OpenStudy (bahrom7893):

yes

OpenStudy (jenniferjuice):

so its d?

OpenStudy (nincompoop):

OpenStudy (jenniferjuice):

2? @nincompoop

OpenStudy (nincompoop):

instead of guessing around, understand the vocabularies and the concept

OpenStudy (nincompoop):

I expect you to answer every rate of change question from this point on

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