emroughton emroughton

10-10-2022
Mathematics

contestada

A ball thrown straight upward from a height of 6 ft with an initial velocity of 69 ft per sec has height h(t) feet after t seconds,
where h(t)= - 16t+ 69t+6. What is the ball's average velocity (that is, its average rate of change in height) during the
first second?
The average velocity during the first second is feet per second.

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