document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=536074>Question 536074</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How can i complete the square with :<BR>\n" );
document.write( "2k^2 + 4k-10=0\r<BR>\n" );
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document.write( "my answer was 5, it's obviously wrong... help plz! thank you </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #352115 by </B><A HREF=/tutors/aboutme.mpl?userid=nerdybill><B>nerdybill(7384)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nerdybill><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=nerdybill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=352115\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 2k^2 + 4k-10=0<BR>\n" );
document.write( "divide through by 2:<BR>\n" );
document.write( "k^2 + 2k-5=0<BR>\n" );
document.write( "k^2 + 2k = 5<BR>\n" );
document.write( "take 1/2 'b', square it and add to both sides:<BR>\n" );
document.write( "k^2 + 2k + 1 = 5  + 1<BR>\n" );
document.write( "k^2 + 2k + 1 = 6<BR>\n" );
document.write( "(k+1)(k+1) = 6<BR>\n" );
document.write( "(k+1)^2 = 6<BR>\n" );
document.write( "k+1 = sqrt(6)<BR>\n" );
document.write( "k = +-sqrt(6) - 1<BR>\n" );
document.write( "k = {-sqrt(6)-1, sqrt(6)-1}\r<BR>\n" );
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document.write( " </SPAN>\n" );
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