A projectile is launched straight up in the air. Its height (in feet) t seconds after launch is given by the function f(t)= - 16t²+361t+5. Find the time when it strikes the ground. C The time is seconds. If necessary, round to two decimal places. Do not include units. If there is more than one answer, separate each answer with commas.
A projectile is launched straight up in the air. Its height (in feet) t seconds after launch is given by the function f(t)= - 16t²+361t+5. Find the time when it strikes the ground. C The time is seconds. If necessary, round to two decimal places. Do not include units. If there is more than one answer, separate each answer with commas.
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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
Transcribed Image Text:A projectile is launched straight up in the air. Its height (in feet) t seconds after launch is given by the function f(t) = - 16t² +361t+5. Find the time when it strikes the ground.
The time is
seconds.
If necessary, round to two decimal places. Do not include units. If there is more than one answer, separate each answer with commas.
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