A ball is thrown downward with a speed of 14 ft/s from the top of a 196-foot-tall building. After t seconds, its height above the ground is given by s(t) -28t2-14t + 196. (a) Determine how long it takes for the ball to hit the ground. sec (b) Determine the velocity of the ball when it hits the ground. ft/sec
A ball is thrown downward with a speed of 14 ft/s from the top of a 196-foot-tall building. After t seconds, its height above the ground is given by s(t) -28t2-14t + 196. (a) Determine how long it takes for the ball to hit the ground. sec (b) Determine the velocity of the ball when it hits the ground. ft/sec
Chapter2: Functions And Their Graphs
Section: Chapter Questions
Problem 24RE
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