Mathematics, 02.11.2020 15:50 gg68814

You improve your time running a course by 5 seconds in week one, by 3 seconds in week two, and by 4 seconds in week three. What is the mean weekly change in your running time?

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You improve your time running a course by 5 seconds in week one, by 3 seconds in week two, and by 4...

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