document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1116629>Question 1116629</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How to find the value of k for which the planes intersects in a line?<BR>\n" );
document.write( "x+y+z=0<BR>\n" );
document.write( "kx+y-2z=-6<BR>\n" );
document.write( "2y+(k+2)z=k-2<BR>\n" );
document.write( "Thank you.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #731531 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=731531\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> How to find the value of k for which the planes intersects in a line?<BR>\n" );
document.write( "x+y+z=0<BR>\n" );
document.write( "kx+y-2z=-6<BR>\n" );
document.write( "2y+(k+2)z=k-2<BR>\n" );
document.write( "============<BR>\n" );
document.write( "There are 3 planes.<BR>\n" );
document.write( "Each pair intersects in a line --> 3 lines.  3 planes always generate 3 lines, unless 2 or more of the planes are parallel.<BR>\n" );
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document.write( "Clarify what you're asking.<BR>\n" );
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document.write( "PS  3-space is a LOT more difficult than 1.5 times 2-space.  But it's where we live.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );