document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=854549>Question 854549</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A and B are the point (3,-1) and (2,3) respectively. <BR>\n" );
document.write( "L is the line 8y - 2x - 3 = 0<BR>\n" );
document.write( "show that the line L is perpendicular to AB </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #515011 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=515011\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> y = 11-4x<BR>\n" );
document.write( "-4 is the slope<BR>\n" );
document.write( "8y - 2x - 3 = 0<BR>\n" );
document.write( "y = x/4+3/8<BR>\n" );
document.write( "1/4 is the slope<BR>\n" );
document.write( "1/4*-4=-1<BR>\n" );
document.write( "they are perpendicular.\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );