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. m/s (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
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. m/s (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
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...
Question
![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.
m/s
(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](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb6a0ed01-dc7e-4fee-9bdd-27c695376c3b%2F58d808fe-c2b4-447b-8857-ec9dbf286e21%2Fd9dwt8v_processed.png&w=3840&q=75)
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.
m/s
(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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