Homework Help: Calculus

Posted by Katy on Saturday, October 8, 2011 at 7:40pm.

If a rock is thrown upward on the planet Mars with a velocity of 14 m/s, its height in meters t seconds later is given by y = 14t − 1.86t^2.

Estimate the instantaneous velocity when t = 1.

Calculus - Damon, Saturday, October 8, 2011 at 7:55pm
dy/dt = velocity up = 14 - 3.72 t
when t = 1
dy/dt = 14 - 3.72 = 10.28

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