1.) The height above the ground at which a ball is released at an initial height of 122.5m is given by s(t) = -4.9t² + 122.5, for 5 in meters and t in seconds. a.) What is the instantaneous velocity at t = 1 ? Vins = s' (t) = ! 2 b.) At what instant does the ball hit the ground? c.) What is the impact velocity

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Calculus I

Derivatives

Instantaneous velocity

1.) The height above the ground at which a ball is released at an initial height
of 122.5m is given by s(t) = -4.9t² + 122.5, for 5 in meters and t in seconds,
a.) What is the instantaneous velocity at t = 1 ? Vins = s' (t) = 1
b.) At what instant does the ball hit the ground?
C.) What is the impact velocity
Transcribed Image Text:1.) The height above the ground at which a ball is released at an initial height of 122.5m is given by s(t) = -4.9t² + 122.5, for 5 in meters and t in seconds, a.) What is the instantaneous velocity at t = 1 ? Vins = s' (t) = 1 b.) At what instant does the ball hit the ground? C.) What is the impact velocity
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