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Calculate the average rate of change over the intervals [0, 20] and [60, 80]. What does the average rate on these intervals tell you about the balloon’s journey?
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Calculate the average rate of change over the intervals [0, 20] and [60, 80]. What does the average rate on these intervals tell you about the balloon’s journey?

User Sista Fiolen
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1 Answer

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(20 - 80)/(0 - 60 ) = slope \: or the \: rate \: of \: \\ change \: \\ \\ ( - 60)/( - 60) = 1
It tells you that over these intervals the balloon is going at a constant speed.
User Arnold Schrijver
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