document.write( "Question 567146: The height, h (in feet), of a falling object on Mars is given by h=-6t2+s , where t is the time in seconds and s is the initial height in feet. If an object were dropped from a height of 125 feet, how long would it take to travel half the distance to the ground? \n" ); document.write( "
Algebra.Com's Answer #366440 by josmiceli(19441)\"\" \"About 
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\"+h+=+-6t%5E2+%2B+s+\"
\n" ); document.write( "\"+s+=+125+\" ft
\n" ); document.write( "find \"+t+\" when \"+h+=+125%2F2+\"
\n" ); document.write( "\"+125%2F2+=+-6t%5E2+%2B+125+\"
\n" ); document.write( "\"+125+=+-12t%5E2+%2B+250+\"
\n" ); document.write( "\"+-12t%5E2+=+-125+\"
\n" ); document.write( "\"+t%5E2+=+10.41666+\"
\n" ); document.write( "\"+t+=+3.2275+\" sec
\n" ); document.write( "
\n" );