If a rock is thrown upward on the planet Mars with a velocity of 14 m/s, its height (in meters) after t seconds is given by H 14t -1.86t2(a) Find the velocity of the rock after one second.m/s(b) Find the velocity of the rock when t- a.m/s(c) When will the rock hit the surface? (Round your answer to one decimal place.)(d) With what velocity will the rock hit the surface?m/sNeed Help?Read ItTalk to a Tutor

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Asked Mar 31, 2019
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If a rock is thrown upward on the planet Mars with a velocity of 14 m/s, its height (in meters) after t seconds is given by H 14t -
1.86t2
(a) Find the velocity of the rock after one second.
m/s
(b) Find the velocity of the rock when t- a.
m/s
(c) When will the rock hit the surface? (Round your answer to one decimal place.)
(d) With what velocity will the rock hit the surface?
m/s
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If a rock is thrown upward on the planet Mars with a velocity of 14 m/s, its height (in meters) after t seconds is given by H 14t - 1.86t2 (a) Find the velocity of the rock after one second. m/s (b) Find the velocity of the rock when t- a. m/s (c) When will the rock hit the surface? (Round your answer to one decimal place.) (d) With what velocity will the rock hit the surface? m/s Need Help? Read It Talk to a Tutor

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