document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=42675>Question 42675</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Which two equations represent perpendicular lines  \r<BR>\n" );
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document.write( "A) y=4/7x-3\r<BR>\n" );
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document.write( "B) y=3x-.\r<BR>\n" );
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document.write( "C) y=-1/3x+.\r<BR>\n" );
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document.write( "D) y=.x-. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #27775 by </B><A HREF=/tutors/aboutme.mpl?userid=rapaljer><B>rapaljer(4671)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rapaljer><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=rapaljer><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=27775\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> For perpendicular lines, the slope of one is the negative reciprocal of the other.  In the case of B) and C) the slopes are 3 and -1/3 respectively, so these lines are perpendicular.\r<BR>\n" );
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document.write( "R^2 at SCC </SPAN>\n" );
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