document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=38530>Question 38530</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How do you solve for the boundary points of equations y=x^2+2x+1 and y=4? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #24034 by </B><A HREF=/tutors/aboutme.mpl?userid=longjonsilver><B>longjonsilver(2297)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=longjonsilver><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=longjonsilver><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=24034\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> boundary points? you mean find the solution?\r<BR>\n" );
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document.write( "If so... then we need to physically know where the 2 equations cross ie where are they EQUAL... so ask them...\r<BR>\n" );
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document.write( "where is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x%5E2%2B2x%2B1+=+4+ ALIGN=MIDDLE  ALT=\"+x%5E2%2B2x%2B1+=+4+\"   DISABLED_style= \"max-width:90%; height:auto;\" >?<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x%5E2%2B2x-3+=+0+ ALIGN=MIDDLE  ALT=\"+x%5E2%2B2x-3+=+0+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(x+3)(x-1) = 0<BR>\n" );
document.write( "so x+3=0 or x-1=0<BR>\n" );
document.write( "so x=-3 or x=1 are the 2 answers/solutions/roots.\r<BR>\n" );
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document.write( "jon<BR>\n" );
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