document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=461975>Question 461975</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Good morning everyone,<BR>\n" );
document.write( "please help<BR>\n" );
document.write( "Find the vertex and line of symmentry:<BR>\n" );
document.write( "f(x)=1/2(x+2)^2+1\r<BR>\n" );
document.write( "\n" );
document.write( "Thank you<BR>\n" );
document.write( "Gina </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #316767 by </B><A HREF=/tutors/aboutme.mpl?userid=katealdridge><B>katealdridge(100)</B></A><img src=\"/images/stars/stars-08.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=katealdridge><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=katealdridge><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=316767\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hi Gina.<BR>\n" );
document.write( "This is a quadratic equation given in vertex form.  That makes finding the vertex very easy.<BR>\n" );
document.write( "Vertex form of a quadratic equation is:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=a%28x-h%29%5E2%2Bk ALIGN=MIDDLE  ALT=\"y=a%28x-h%29%5E2%2Bk\"   DISABLED_style= \"max-width:90%; height:auto;\" > where the vertex is (h,k)<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=%281%2F2%29%2A%28x%2B1%29%5E2%2B1 ALIGN=MIDDLE  ALT=\"f%28x%29=%281%2F2%29%2A%28x%2B1%29%5E2%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" > The vertex is (-1,1)<BR>\n" );
document.write( "The line of symmetry is the vertical line that goes through the vertex.  Since you already found the vertex, this is very easy. x=-1 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );