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If a rock is thrown upward on the planet Mars with a velocity of 17 m/s, its height above the ground (in meters) after t seconds is given by H = 17t - 1.86t². (a) Find the velocity (in m/s) of the rock after 1 second. X m/s Enter a number. (b) Find the velocity (in m/s) of the rock when t = a. m/s (c) When (in seconds) will the rock hit the surface? (Round your answer to one decimal place.) t =

If a rock is thrown upward on the planet Mars with a velocity of 17 m/s, its height above the ground (in meters) after t seconds is given by H = 17t - 1.86t². (a) Find the velocity (in m/s) of the rock after 1 second. X m/s Enter a number. (b) Find the velocity (in m/s) of the rock when t = a. m/s (c) When (in seconds) will the rock hit the surface? (Round your answer to one decimal place.) t =

College Algebra
College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter3: Polynomial Functions
Section3.5: Mathematical Modeling And Variation
Problem 7ECP: The kinetic energy E of an object varies jointly with the object’s mass m and the square of the...
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If a rock is thrown upward on the planet Mars with a velocity of 17 m/s, its height above the ground (in meters) after t seconds is given by H = = 17t – 1.86t². (a) Find the velocity (in m/s) of the rock after 1 second. X m/s Enter a number. (b) Find the velocity (in m/s) of the rock when t = a. m/s (c) When (in seconds) will the rock hit the surface? (Round your answer to one decimal place.) t = S (d) With what velocity (in m/s) will the rock hit the surface? m/s
Transcribed Image Text:If a rock is thrown upward on the planet Mars with a velocity of 17 m/s, its height above the ground (in meters) after t seconds is given by H = = 17t – 1.86t². (a) Find the velocity (in m/s) of the rock after 1 second. X m/s Enter a number. (b) Find the velocity (in m/s) of the rock when t = a. m/s (c) When (in seconds) will the rock hit the surface? (Round your answer to one decimal place.) t = S (d) With what velocity (in m/s) will the rock hit the surface? m/s
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