A model rocket is launched straight up. Its height in feet (y) above the ground x seconds after launch is modeled by the quadratic function: y = -16x2 + 208x + 12. How many feet above the ground was the rocket 3 seconds after launch? O 471 feet O 492 feet O 510 feet
A model rocket is launched straight up. Its height in feet (y) above the ground x seconds after launch is modeled by the quadratic function: y = -16x2 + 208x + 12. How many feet above the ground was the rocket 3 seconds after launch? O 471 feet O 492 feet O 510 feet
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter9: Quadratic Functions And Equations
Section9.6: Solving Quadratic Equations By Using The Quadratic Formula
Problem 55HP
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