document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=84001>Question 84001</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the x-intercepts. y=x^2-4x+4. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #60458 by </B><A HREF=/tutors/aboutme.mpl?userid=scott8148><B>scott8148(6628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=scott8148><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=scott8148><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=60458\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> the x-intercepts occur when the graph intercepts the x-axis, at this point y=0\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "set y=0 and solve for x ... 0=x^2-4x+4 ... factoring gives 0=(x-2)(x-2) ... so x=2\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "the fact that there is only one intercept value means that the graph is tangent to the x-axis </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );