SOLUTION: If an object is projected upward with an initial velocity of 128ft per sec, its height h after seconds t is h= - 16t^2 + 128t. Find the height of the object after 4 seconds?

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: If an object is projected upward with an initial velocity of 128ft per sec, its height h after seconds t is h= - 16t^2 + 128t. Find the height of the object after 4 seconds?       Log On


   

Question 1014732: If an object is projected upward with an initial velocity of 128ft per sec, its height h after seconds t is h= - 16t^2 + 128t. Find the height of the object after 4 seconds?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
If an object is projected upward with an initial velocity of 128ft per sec, its height h after seconds t is h= - 16t^2 + 128t. Find the height of the object after 4 seconds?
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Sub 4 for t.