document.write( "Question 269253: If an object is propelled upward from ground level with an initial velocity of 224 feet per second, its height h in feet t seconds later is given by the equation h = 224t - 16t2. After how many seconds does the object hit the ground?\r
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Algebra.Com's Answer #197354 by Alan3354(69443) $\"\"$ $\"About$

You can put this solution on YOUR website!
h = 224t - 16t^2
\n" ); document.write( "It's when h = 0
\n" ); document.write( "224t - 16t^2 = 0
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