document.write( "Question 621308: when a ball dropped from height of her feet straight down, its height s at time t(in second)is given by formula s=h-16x^2. find the height of a ball dropped from a 500' perch after 5 second \n" ); document.write( "
Algebra.Com's Answer #390679 by josmiceli(19441)\"\" \"About 
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\"+s+=+500+-+16%2A5%5E2+\"
\n" ); document.write( "\"+s+=+500+-+400+\"
\n" ); document.write( "\"+s+=+100+\" ft
\n" ); document.write( "
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