document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=464278>Question 464278</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the value of c that makes x^2+10x+c a perfect square trinomial. Write the new expression as the square of a binomial. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #318038 by </B><A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><B>algebrahouse.com(1659)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><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=algebrahouse.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=318038\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x² + 10x  + c <------ c = 25, for this to be a perfect square trinomial<BR>\n" );
document.write( "= (x + 5)(x + 5)<BR>\n" );
document.write( "= (x + 5)²\r<BR>\n" );
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document.write( "To find c, take half of the b term, 10, and square it.<BR>\n" );
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