Average rate of change [9,49] [25,81] with chart

Cvanbeek asked Oct 27, 2022

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Cvanbeek asked Oct 27, 2022

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19 votes

Over [9, 49], the average rate of change of g(x) is

$(g(49) - g(9))/(49 - 9) = (14 - 6)/(49 - 9) = \frac8{40} = \boxed{\frac15}$

Over [25, 81], it would be

$(g(81) - g(25))/(81 - 25) = (18 - 10)/(81 - 25) = \frac8{56} = \boxed{\frac17}$

Kansuler answered Oct 31, 2022

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