The rock hits the surface after 5.38 seconds. With what velocity will the rock hit the surface?

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...
Question

The rock hits the surface after 5.38 seconds. With what velocity will the rock hit the surface?

An object thrown upward with a velocity of 15m/s has height (in meters)
after t seconds given by H = 15t – 2.79t2.
Transcribed Image Text:An object thrown upward with a velocity of 15m/s has height (in meters) after t seconds given by H = 15t – 2.79t2.
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