document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=137837>Question 137837</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Determine whether or not the following points are collinear.<BR>\n" );
document.write( "(-2,-1),(5,5), and (7,9) </SPAN>\n" );
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document.write( "(-2,-1),(5,5), and (7,9)<BR>\n" );
document.write( "They are if pairwise they have the same slope:<BR>\n" );
document.write( "slope = (5--1)/(5--2) = 6/7<BR>\n" );
document.write( "slope = (9--1)/(7--2) = 10/9<BR>\n" );
document.write( "slope = (9-5)/(7-5) = 4/2=2<BR>\n" );
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document.write( "I guess not.<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );