document.write( "Question 1092083: Can someone help me? Thank you.
\n" ); document.write( "When superballs sprang upon the scene in the 1960s, kids across the US were amazed that these hard rubber balls could bounce to 90% of the height from which they were dropped. If a superball is dropped from a height of 2m, how far does it travel until it stops bouncing?\r
\n" ); document.write( "\n" ); document.write( "How can I set up? Is it finite or infinite geometric series?
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Algebra.Com's Answer #706593 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Infinite series.
\n" ); document.write( "Start at \"h\", travel up to \"0.9h\".
\n" ); document.write( "Start at \"0.9h\", travel up to \"0.81h\",
\n" ); document.write( "Start at \"0.81h\", travel up to \"0.729h\"
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\n" ); document.write( "So then it's the sum of
\n" ); document.write( "\"D=h%2B2%280.9h%29%2B2%280.81h%29%2B2%280.729h%29\"
\n" ); document.write( "Looks like the pattern is,
\n" ); document.write( "\"D=h%2B2h%2Asum%28%280.9%5En%29%2Cn=1%2Cinfinity%29%29\"
\n" ); document.write( "\"D=h%281%2B2%2Asum%28%280.9%5En%29%2Cn=1%2Cinfinity%29%29%29\"
\n" ); document.write( "\"D=h%281%2B2%2A%280.9%2F%281-0.9%29%29%29\"
\n" ); document.write( "\"D=h%281%2B2%2A%289%29%29\"
\n" ); document.write( "\"D=19h\"
\n" ); document.write( "\"D=19%282%29\"
\n" ); document.write( "\"D=38\"\"m\"
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