The height in feet of an object thrown vertically upward after t seconds is given by s(t) = -16t2+48t+64 a) How many seconds does it take the object to hit the ground? b) Find the velocity function. c) What is the velocity of the object upon impact with the ground?

The height in feet of an object thrown vertically upward after t seconds is given by s(t) = -16t2+48t+64 a) How many seconds does it take the object to hit the ground? b) Find the velocity function. c) What is the velocity of the object upon impact with the ground?

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter2: Equations And Inequalities

Section: Chapter Questions

Problem 6T

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Question

The height in feet of an object thrown vertically upward after t seconds is given by s(t) = -16t²+48t+64

a) How many seconds does it take the object to hit the ground?

b) Find the velocity function.

c) What is the velocity of the object upon impact with the ground?

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