document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=427015>Question 427015</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find whether the two lines are perpendicular to each other.\r<BR>\n" );
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document.write( "y=5-3x     3x-y=8\r<BR>\n" );
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document.write( "Write an equation of the line containing the specified point and perpendicular to the indicated line. (0,-7), 4x+3-y </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #296987 by </B><A HREF=/tutors/aboutme.mpl?userid=shree840><B>shree840(260)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=shree840><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=shree840><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=296987\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Parallel lines have the same slope m<BR>\n" );
document.write( "perpnedicular lines have slope in the ratio of m1*m2=-1\r<BR>\n" );
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document.write( "IT MEANS YOU FIND THE RECIPROCAL OF M AND CHANGE THE SIGN<BR>\n" );
document.write( "Let us see<BR>\n" );
document.write( "line1 y=-3x+5   m1=-3<BR>\n" );
document.write( "line 2 3x-y=8  or y=3x-8  m2=3  m1*m2=3*-3=-9<BR>\n" );
document.write( "line is not perpendicular </SPAN>\n" );
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