If a rock is thrown vertically upward from the surface of Mars with velocity of 20 m/s, its height (in meters) after t s

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If a rock is thrown vertically upward from the surface of Mars with velocity of 20 m/s, its height (in meters) after t s

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If A Rock Is Thrown Vertically Upward From The Surface Of Mars With Velocity Of 20 M S Its Height In Meters After T S 1
If A Rock Is Thrown Vertically Upward From The Surface Of Mars With Velocity Of 20 M S Its Height In Meters After T S 1 (68.82 KiB) Viewed 39 times
If a rock is thrown vertically upward from the surface of Mars with velocity of 20 m/s, its height (in meters) after t seconds is h= 20t - 1.86t². (a) What is the velocity (in m/s) of the rock after 2 s? m/s (b) What is the velocity (in m/s) of the rock when its height is 30 m on its way up? On its way down? (Round your answers to two decimal places.) m/s m/s up down Need Help? Submit Answer Read It
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