SOLUTION: the muzzle velocity of a cannon is 480 feet per second. If a cannonball is fired vertically, at what times will it be at a height of 3,344 feet?

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: the muzzle velocity of a cannon is 480 feet per second. If a cannonball is fired vertically, at what times will it be at a height of 3,344 feet?      Log On


   



Question 1059682: the muzzle velocity of a cannon is 480 feet per second. If a cannonball is fired vertically, at what times will it be at a height of 3,344 feet?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
the muzzle velocity of a cannon is 480 feet per second. If a cannonball is fired vertically, at what times will it be at a height of 3,344 feet?
----
h(t) = -16t^2 + vot
--------------------------------
-16t^2 + 480t - 3344 = 0
--------------------
Ans: time = 11 seconds
------------------
Cheers,
Stan H.
------------