projectile is thrown upward so that its distance above the ground after t seconds is h(t) = - 16t + 504t. After how many seconds does it reach its maximum height? O A. 16 sec O B. 31.5 sec O C. 42 sec D D. 10 sec

projectile is thrown upward so that its distance above the ground after t seconds is h(t) = - 16t + 504t. After how many seconds does it reach its maximum height? O A. 16 sec O B. 31.5 sec O C. 42 sec D D. 10 sec

Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter25: Achievement Review—section Two

Section: Chapter Questions

Problem 23AR: The carbon content of machine steel for gages usually ranges from 0.15% to 0.25%. Round the answers...

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projectile is thrown upward so that its distance above the ground after t seconds is h(t) = -
16t+504t After how many seconds does it reach its maximum height?
O A. 16 sec
O B. 31.5 sec
D C. 42 sec
O D. 10 sec
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