SOLUTION: A stone is projected vertically upwards from the ground with an initial velocity of 79 feet per second. During its flight, its height above the ground t seconds after its launch i

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Question 1170511: A stone is projected vertically upwards from the ground with an initial velocity of 79 feet per second.
During its flight, its height above the ground t seconds after its launch is h feet, where h is given by h=79t−16t^2.
What is the maximum height attained by the stone?

Answer by ikleyn(52787)   (Show Source): You can put this solution on YOUR website!
.
In this site,  there is a bunch of lessons on a projectile thrown/shot/launched vertically up
    - Introductory lesson on a projectile thrown-shot-launched vertically up
    - Problem on a projectile moving vertically up and down
    - Problem on an arrow shot vertically upward
    - Problem on a ball thrown vertically up from the top of a tower
    - Problem on a toy rocket launched vertically up from a tall platform

Consider these lessons as your textbook,  handbook,  tutorials and  (free of charge)  home teacher.
Read them attentively and learn how to solve this type of problems once and for all.

Also,  you have this free of charge online textbook in ALGEBRA-I in this site
    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this textbook under the topic "Projectiles launched/thrown and moving vertically up and dawn".


Save the link to this online textbook together with its description

Free of charge online textbook in ALGEBRA-I
https://www.algebra.com/algebra/homework/quadratic/lessons/ALGEBRA-I-YOUR-ONLINE-TEXTBOOK.lesson

to your archive and use it when it is needed.



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