SOLUTION: If an object is projected upward with an initial velocity of 126 ft per sec, its height h after t seconds is h=-16^2+126t. Find the height of the object after 2 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 126 ft per sec, its height h after t seconds is h=-16^2+126t. Find the height of the object after 2 seconds.      Log On


   

Question 1002344: If an object is projected upward with an initial velocity of 126 ft per sec, its height h after t seconds is h=-16^2+126t. Find the height of the object after 2 seconds.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
If an object is projected upward with an initial velocity of 126 ft per sec, its height h after t seconds is h=-16t^2+126t. Find the height of the object after 2 seconds.
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h(2) = -16(2^2) +126(2) = -16*4 + 252 = -64+252 = 188.08 ft
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Cheers,
Stan H.
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