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Mathematics 8 Online
OpenStudy (anonymous):

Andy ran the 100-meter dash in 12.3 seconds. Below is a table showing Andy's heart rate before, during, and after his race. What parent function best represents Andy's data?

OpenStudy (anonymous):

A. a linear function B. a cubic function C. a square root function D. an absolute value function

OpenStudy (anonymous):

Time (in seconds) Heart Rate 0 - 66 9 -111 11 -121 15 -101 24 -56

OpenStudy (anonymous):

@StudyGurl14

OpenStudy (anonymous):

@Michele_Laino

OpenStudy (studygurl14):

are those negative sings or just something to seperate the numbers. just wondering...

OpenStudy (anonymous):

Seperate

OpenStudy (studygurl14):

okay. well just graph the points. you should be able to tell the approximate shape

OpenStudy (studygurl14):

remember than linear functions form lines cubic functions form something like this: |dw:1418498450284:dw| and abolute value functions form a V

OpenStudy (studygurl14):

and square root functions form something like this |dw:1418498491831:dw|

OpenStudy (anonymous):

yeah

OpenStudy (anonymous):

i dont have a graph to do that with sorry

OpenStudy (studygurl14):

either draw it, or use https://www.desmos.com/calculator

OpenStudy (anonymous):

thank yu

OpenStudy (studygurl14):

You're welcome

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