7) A rock is thrown vertically upward from the surface of Mars with a velocity 15 m/s, its height after t seconds is h(t) = 15t - - 1.86t2. What is the velocity of the rock after 2 seconds? What is the velocity of the rock when its height is 25 m on its way up? How fast is the rock going when it hits the ground?
7) A rock is thrown vertically upward from the surface of Mars with a velocity 15 m/s, its height after t seconds is h(t) = 15t - - 1.86t2. What is the velocity of the rock after 2 seconds? What is the velocity of the rock when its height is 25 m on its way up? How fast is the rock going when it hits the ground?
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Calculus I
May I please have the solutions for the following questions?
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![7) A rock is thrown vertically upward from the surface of Mars with a velocity 15 m/s,
its height after t seconds is h(t) = 15t - - 1.86t2.
What is the velocity of the rock after 2 seconds?
What is the velocity of the rock when its height is 25 m on its way up?
How fast is the rock going when it hits the ground?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F717b76b4-160b-4d09-bf30-5738b03be980%2F982406f5-ca7d-47b9-aa07-ec5c7f8546d1%2Ft3co2d_processed.png&w=3840&q=75)
Transcribed Image Text:7) A rock is thrown vertically upward from the surface of Mars with a velocity 15 m/s,
its height after t seconds is h(t) = 15t - - 1.86t2.
What is the velocity of the rock after 2 seconds?
What is the velocity of the rock when its height is 25 m on its way up?
How fast is the rock going when it hits the ground?
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