document.write( "Question 359482: how to tell when is the number a closed dot or open dot \n" ); document.write( "
Algebra.Com's Answer #256568 by Fombitz(32388)![]() ![]() You can put this solution on YOUR website! Closed dot means that point is part of the solution. \n" ); document.write( "So \n" ); document.write( " \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( "Open dot means that the point is not part of the solution but represents a boundary. \n" ); document.write( "So \n" ); document.write( " \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( " |