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Mathematics 21 Online
OpenStudy (anonymous):

help? Find the equation of the line in the graph and mathematically model the scenario using function notation where cost is a function of number of minutes.

OpenStudy (anonymous):

OpenStudy (anonymous):

the \(y\) intercept is 20, so you know you will have a \(+20\) out at the end then eyeball the slope

OpenStudy (anonymous):

over 400, up 20, slope is \(\frac{20}{400}\) which you probably would like to reduce

OpenStudy (anonymous):

thank you ! :)

OpenStudy (anonymous):

yw

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