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June 30, 2015

Homework Help: Calc

Posted by Pat on Tuesday, November 3, 2009 at 9:42pm.

If a ball is thrown vertically upward with a velocity of 160 ft/s, then its height after t seconds is s = 160t - 16t2.

What is the velocity of the ball when it is 96 ft above the ground on its way up? (Consider up to be the positive direction. Round the answer to one decimal place.)

What is the velocity of the ball when it is 96 ft above the ground on its way down? (Round the answer to one decimal place.)

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