A model rocket is launched with an initial velocity of 300 ft per second. The height h, in feet, of the rocket t seconds after the launch is given by h = −16t2 + 300t. How many seconds after the launch will the rocket be 450 ft above the ground? Round to the nearest hundredth of a second. (Enter your answers as a comma-separated list.)

The given expression for the height of the rocket is, Substitute h = 450 ft in the above…

Answered: A model rocket is launched with an…

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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A model rocket is launched with an initial velocity of 300 ft per second. The height h, in feet, of the rocket t seconds after the launch is given by

h = −16t² + 300t.

How many seconds after the launch will the rocket be 450 ft above the ground? Round to the nearest hundredth of a second. (Enter your answers as a comma-separated list.)

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