If a toy rocket is launched vertically upward from ground level with an initial velocity of 148 feet per second, then its height h after t seconds is given by the equation h(t)=-16t+148t. How long will it take the rocket to return to the ground?

If a toy rocket is launched vertically upward from ground level with an initial velocity of 148 feet per second, then its height h after t seconds is given by the equation h(t)=-16t+148t. How long will it take the rocket to return to the ground?

Elementary Algebra

17th Edition

ISBN:9780998625713

Author:Lynn Marecek, MaryAnne Anthony-Smith

Publisher:Lynn Marecek, MaryAnne Anthony-Smith

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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