document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=62755>Question 62755</A>: <I><SPAN STYLE=\"word-break: break-all;\"> DETERMINE THE VERTEX OF y=x2-8x+22. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #43585 by </B><A HREF=/tutors/aboutme.mpl?userid=uma><B>uma(370)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=uma><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=43585\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> y = x^2 - 8x + 22 \r<BR>\n" );
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document.write( "This represents a parabola of the standard form y = ax^2 + bx + c\r<BR>\n" );
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document.write( "The x co-ordinate of the vertex is given by -b/2a\r<BR>\n" );
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document.write( "Thus the x co-ordinate = -(-8)/2*1\r<BR>\n" );
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document.write( "                     = 8/2<BR>\n" );
document.write( "                    = 4\r<BR>\n" );
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document.write( "Substituting x = 4 in the given equation,\r<BR>\n" );
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document.write( "y = 4^2 - 8*4 + 22\r<BR>\n" );
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document.write( "  = 16 - 32 + 22\r<BR>\n" );
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document.write( "  = 6\r<BR>\n" );
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document.write( "So the vertex of the given parabola is (4,6)\r<BR>\n" );
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document.write( "Good Luck!!! </SPAN>\n" );
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