document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1206396>Question 1206396</A>: <I><SPAN STYLE=\"word-break: break-all;\">  Stein Glass, Inc., makes parabolic headlights for a variety of automobiles.  If one of its headlights has a parabolic surface generated by the parabola x^2 = 12y, where should its light bulb be placed?  (Hint: Solve the equation for y before you start finding the focus.)\r<BR>\n" );
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document.write( "A. 3 units<BR>\n" );
document.write( "B. 12 units<BR>\n" );
document.write( "C. 4 units<BR>\n" );
document.write( "D. 48 units<BR>\n" );
document.write( "E. 36 units<BR>\n" );
document.write( "F. 2 units </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #843834 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</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=843834\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2+=+12y++ ALIGN=MIDDLE  ALT=\"x%5E2+=+12y++\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "general formula is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2=4p%2Ay ALIGN=MIDDLE  ALT=\"x%5E2=4p%2Ay\"   DISABLED_style= \"max-width:90%; height:auto;\" > , where <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=p ALIGN=MIDDLE  ALT=\"p\"   DISABLED_style= \"max-width:90%; height:auto;\" > is the focal distance from vertex to focus\r<BR>\n" );
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document.write( "so <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4p=12 ALIGN=MIDDLE  ALT=\"4p=12\"   DISABLED_style= \"max-width:90%; height:auto;\" > =><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=p=3 ALIGN=MIDDLE  ALT=\"p=3\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "answer:\r<BR>\n" );
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document.write( "A. <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3 ALIGN=MIDDLE  ALT=\"3\"   DISABLED_style= \"max-width:90%; height:auto;\" > units </SPAN>\n" );
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