document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1071270>Question 1071270</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The lines l1 and l2 are perpendicular. The slope of L1 is -2/7. Find the slope of L2. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #686211 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=686211\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Perpendicular lines have a negative reciprocal product to their slope.  Invert the slope and change the sign.<BR>\n" );
document.write( "L2 has a slope of 7/2. </SPAN>\n" );
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