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OpenStudy (anonymous):
An object is projected vertically upward from ground level returns to earth in 22 seconds. Find the initial velocity in feet per second.
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OpenStudy (anonymous):
you can find your vertical distance by using the formula : Vinitial - 9.81(time) = Vfinal as Vinitial is the piece that you do not know and the Vfinal halfway through the time traveled has to equal zero, the initial velocity = 9.81 * 11 = 107.91 feet per second.
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