document.write( "Question 809866: The Eiﬀel Tower is 984 feet tall.
\n" ); document.write( "If you drop a dime from the top of the
\n" ); document.write( "tower, how many seconds will it take to hit
\n" ); document.write( "the ground if the height is given by
\n" ); document.write( "h = −16t^2 + s,
\n" ); document.write( "where s is the initial height?
\n" ); document.write( "Answer in units of sec\r
\n" ); document.write( "\n" ); document.write( "Thanks for any help. \n" ); document.write( "

Algebra.Com's Answer #487824 by richwmiller(17219) $\"\"$ $\"About$

You can put this solution on YOUR website!
s=984
\n" ); document.write( "h=0
\n" ); document.write( "substitute
\n" ); document.write( "h = −16t^2 + s
\n" ); document.write( "0=-16t^2+984
\n" ); document.write( "16t^2=984
\n" ); document.write( "t^2=61.5
\n" ); document.write( "t=7.84
\n" ); document.write( " \n" ); document.write( "

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