document.write( "Question 454584: why this is not a fuction(0,-11),(1,2),(3,4),(3,9),(7,0)} \n" ); document.write( "
Algebra.Com's Answer #312139 by robertb(5830)![]() ![]() You can put this solution on YOUR website! Because the pair of points (3,4) and (3,9) have the same first coordinates.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |