Height of a Thrown Object. The function S(t) = - 16t2 + 32t + 1920 Gives the

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Height of a Thrown Object.
The function S(t) = - 16t2 + 32t + 1920
Gives the height S, in feet, of an object thrown upward with a velocity of 32 ft>sec from a cliff that is 1920 ft high. Here t is the time, in seconds, that the object is in the air.

a) For what times is the height greater than 1920 ft?
b) For what times is the height less than 640 ft?

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College Algebra Graphs and Models

ISBN: 978-0321845405

5th edition

Authors: Marvin L. Bittinger, Judith A. Beecher, David J. Ellenbogen, Judith A. Penna

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Question Posted: Apr 12, 2016 09:39 AM

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Height of a Thrown Object. The function S(t) = - 16t2 + 32t + 1920 Gives the

Question:

帅/1920 200 1500 1000 500 -4 16

Step by Step Answer:

a We write and solve a polynomial inequality 16t 2 32t 1920 1920 16t 2 32t 0 16t 2 32t 0 Related equ...View the full answer

College Algebra Graphs and Models

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