document.write( "Question 509329: {(10,-5), (3,3), (4,1), (4,-2)}\r
\n" ); document.write( "\n" ); document.write( "Range and Domain Please \n" ); document.write( "

Algebra.Com's Answer #341390 by Edwin McCravy(20060) $\"\"$ $\"About$

You can put this solution on YOUR website!

\r\n" );
document.write( "{(10,-5), (3,3), (4,1), (4,-2)}\r\n" );
document.write( "\r\n" );
document.write( "For the domain list all the red ones (the first ones in each parentheses,\r\n" );
document.write( "you don't need to list the 4 twice): \r\n" );
document.write( "\r\n" );
document.write( "Domain = {10, 3, 4}\r\n" );
document.write( "\r\n" );
document.write( "For the range list all the blue ones (the second ones in each parentheses):\r\n" );
document.write( "\r\n" );
document.write( "Range = {-5, 3, 1, -2}\r\n" );
document.write( "\r\n" );
document.write( "Note that this is NOT a function because the first coordinate 4 is used\r\n" );
document.write( "twice in two different ordered pairs: (4,1) and (4,-2).\r\n" );
document.write( "\r\n" );
document.write( "It is a relation, but it is NOT a function.  A second coordinate can be\r\n" );
document.write( "used twice in two different ordered pairs in a function, but a first\r\n" );
document.write( "coordinate canNOT be.\r\n" );
document.write( "\r\n" );
document.write( "Edwin

\n" ); document.write( " \n" ); document.write( "

\n" );