If the initial velocity of a projectile is 128 feet per second, then its height in feet is a function of time t in seconds given by the equation h(t) = −16t2 + 128t. (a) Find the time t (in seconds) when the projectile achieves its maximum height. sec (b) Find the maximum height (in feet) of the projectile. ft (c) Find the time t (in seconds) when the projectile hits the ground. sec

If the initial velocity of a projectile is 128 feet per second, then its height in feet is a function of time t in seconds given by the equation h(t) = −16t2 + 128t. (a) Find the time t (in seconds) when the projectile achieves its maximum height. sec (b) Find the maximum height (in feet) of the projectile. ft (c) Find the time t (in seconds) when the projectile hits the ground. sec

Intermediate Algebra

19th Edition

ISBN:9780998625720

Author:Lynn Marecek

Publisher:Lynn Marecek

Chapter9: Quadratic Equations And Functions

Section9.6: Graph Quadratic Functions Using Properties

Problem 9.104TI: A path of a toy rocket thrown upward from the ground at a rate of 208 ft/sec is modeled by the...

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