document.write( "Question 1185881: An object is thrown upward from a height of 80 ft. The initial velocity of the object is 64 ft per second. If the height h (in feet) is h=-16t²+64t+80, where t is time in seconds, when will the object reach the ground? \n" ); document.write( "
Algebra.Com's Answer #816783 by Alan3354(69443)\"\" \"About 
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