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A projectile is thrown upward so that its distance above the ground after t seconds is h(t) = − 16t² +336t. After how many seconds does it reach its maximum height? OA. 11 sec OB. 7 sec OC. 21 sec O D. 28 sec

A projectile is thrown upward so that its distance above the ground after t seconds is h(t) = − 16t² +336t. After how many seconds does it reach its maximum height? OA. 11 sec OB. 7 sec OC. 21 sec O D. 28 sec

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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A projectile is thrown upward so that its distance above the ground after t seconds is h(t) = − 16t² + 336t. After how many seconds does it reach its maximum height? OA. 11 sec B. 7 sec C. 21 sec D. 28 sec
Transcribed Image Text:A projectile is thrown upward so that its distance above the ground after t seconds is h(t) = − 16t² + 336t. After how many seconds does it reach its maximum height? OA. 11 sec B. 7 sec C. 21 sec D. 28 sec
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