document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1094739>Question 1094739</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Given: f(x) = x² and g(x) = 2x + 1, find f[g(x)]. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #709317 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52798)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=709317\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "Simply substitute the expression for g(x) = 2x+1 into f(x), replacing x in f(x) by this expression:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "f(g(x)) = f(2x+1) = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%282x%2B1%29%5E2 ALIGN=MIDDLE  ALT=\"%282x%2B1%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >. \r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "That's all.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "If you wish, you may transform this resulting expression  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%282x%2B1%29%5E2 ALIGN=MIDDLE  ALT=\"%282x%2B1%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >  in any way you want.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );