If an object is projected upward from ground level with an initial velocity of 80 ft per sec, then its height in feet after t seconds is given by s(t) = - 16t2 + 80t. Find the number of seconds it will take to reach its maximum height. What is this maximum height? The object will take second(s) to reach its maximum height. (Simplify your answer.)

Elementary Algebra
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ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
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Chapter10: Quadratic Equations
Section10.4: Solve Applications Modeled By Quadratic Equations
Problem 159E: A bullet is fired straight up from a BB gun with initial velocity 1120 feet per second at an initial...
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If an object is projected upward from ground level with an initial velocity of 80 ft per sec, then its height in feet after t seconds is given by s(t) = - 16t2 + 80t. Find the number of seconds it will take to reach its
maximum height. What is this maximum height?
The object will take second(s) to reach its maximum height.
(Simplify your answer.)
Transcribed Image Text:If an object is projected upward from ground level with an initial velocity of 80 ft per sec, then its height in feet after t seconds is given by s(t) = - 16t2 + 80t. Find the number of seconds it will take to reach its maximum height. What is this maximum height? The object will take second(s) to reach its maximum height. (Simplify your answer.)
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