document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=65995>Question 65995</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the value of \"k\" if f(x) = 3x2 + 6x + 1 is put into general form. \r<BR>\n" );
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document.write( " a. -2 <BR>\n" );
document.write( " b. -1 <BR>\n" );
document.write( " c. 1 <BR>\n" );
document.write( " d. 3 <BR>\n" );
document.write( " e. 4 <BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #46731 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=46731\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> f(x) = 3x^2 + 6x + 1<BR>\n" );
document.write( "Let y = 3x^2 + 6x + 1<BR>\n" );
document.write( "      = 3(x^2 + 2x) + 1<BR>\n" );
document.write( "      = 3(x^2 + 2x + 1 - 1) + 1 [completing the square]<BR>\n" );
document.write( "      = 3(x^2 + 2x + 1) -3 + 1<BR>\n" );
document.write( "      = 3(x+1)^2 - 2\r<BR>\n" );
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document.write( "Comparing this with the standard form, y = a(x-h)^2 + k we get,\r<BR>\n" );
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document.write( "k = -2\r<BR>\n" );
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document.write( "Good Luck!!!<BR>\n" );
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