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document.write( "The formula is \r\n" );
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document.write( "
,\r\n" );
document.write( "\r\n" );
document.write( "where
\r\n" );
document.write( "\r\n" );
document.write( "To find r, divide the second term
or
\r\n" );
document.write( "by the first term
or
:\r\n" );
document.write( "\r\n" );
document.write( "
÷
=
÷
=
×
=
×
=
\r\n" );
document.write( "\r\n" );
document.write( "Plug in:\r\n" );
document.write( "\r\n" );
document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "
,\r\n" );
document.write( "\r\n" );
document.write( "
,\r\n" );
document.write( "\r\n" );
document.write( "
,\r\n" );
document.write( "\r\n" );
document.write( "
÷
\r\n" );
document.write( "\r\n" );
document.write( "
×
\r\n" );
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document.write( "
×
\r\n" );
document.write( "\r\n" );
document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "Edwin
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document.write( "