document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=912913>Question 912913</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the slope of a line perpendicular to the following line.\r<BR>\n" );
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document.write( "f(x)=5/2x+3 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #554174 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20849)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=554174\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=+%285%2F2%29x%2B3 ALIGN=MIDDLE  ALT=\"f%28x%29=+%285%2F2%29x%2B3\"   DISABLED_style= \"max-width:90%; height:auto;\" > => slope is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%285%2F2%29 ALIGN=MIDDLE  ALT=\"%285%2F2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > and  a line perpendicular to the following line has a slope negative reciprocal\r<BR>\n" );
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document.write( "so, the slope of a perpendicular line is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-1%2F%285%2F2%29 ALIGN=MIDDLE  ALT=\"-1%2F%285%2F2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > =><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+-2%2F5+ ALIGN=MIDDLE  ALT=\"+-2%2F5+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "check with these lines: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=+-%282%2F5%29x%2B3 ALIGN=MIDDLE  ALT=\"f%28x%29=+-%282%2F5%29x%2B3\"   DISABLED_style= \"max-width:90%; height:auto;\" > or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=+-%282%2F5%29x ALIGN=MIDDLE  ALT=\"f%28x%29=+-%282%2F5%29x\"   DISABLED_style= \"max-width:90%; height:auto;\" > (they have same slope and they are parallel to each other, and both should be perpendicular to  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=+%285%2F2%29x%2B3 ALIGN=MIDDLE  ALT=\"f%28x%29=+%285%2F2%29x%2B3\"   DISABLED_style= \"max-width:90%; height:auto;\" >)\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+graph%28+600%2C+600%2C+-10%2C+10%2C+-10%2C+10%2C+%285%2F2%29x%2B3%2C+-%282%2F5%29x%2C-%282%2F5%29x%2B3%29+ ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >  </SPAN>\n" );
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