document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=404100>Question 404100</A>: <I><SPAN STYLE=\"word-break: break-all;\"> if f (x)=x^2-18x+13 find and simiplify f(x+h)-f(x)/h h=0\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #285615 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=285615\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> if f(x)=x^2-18x+13 find and simiplify f(x+h)-f(x)/h h=0 <BR>\n" );
document.write( "-------------<BR>\n" );
document.write( "f(x+h) = (x+h)^2-18(x+h)+13<BR>\n" );
document.write( "f(x+h) = x^2+2hx+h^2-18x-18h+13<BR>\n" );
document.write( "-----<BR>\n" );
document.write( "Subtract x^2-18x+13 to get:<BR>\n" );
document.write( "2hx+h^2-18h<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Divide by \"h\": to get:<BR>\n" );
document.write( "2x +h - 18<BR>\n" );
document.write( "================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "=====================  </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );