document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1150131>Question 1150131</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the inverse of these functions<BR>\n" );
document.write( "F(f-1(x))<BR>\n" );
document.write( "F-1(f(x)) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #771519 by </B><A HREF=/tutors/aboutme.mpl?userid=greenestamps><B>greenestamps(13200)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=greenestamps><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=greenestamps><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=771519\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <br><BR>\n" );
document.write( "Very poorly posted; not clear.<br><BR>\n" );
document.write( "(1) Are \"F\" and \"f\" the same?  (If not, the question makes no sense at all.)<br><BR>\n" );
document.write( "(2) Are the \"f-1\" and \"F-1\" supposed to be inverse functions, \"f^(-1)\" and \"F^(-1)\"?<br><BR>\n" );
document.write( "If F and f are the same, and those are supposed to be inverse functions (the only way the post makes sense), then<br><BR>\n" );
document.write( "f(f^(-1)(x)) = x<br><BR>\n" );
document.write( "and<br><BR>\n" );
document.write( "f^(-1)(f(x) = x<br><BR>\n" );
document.write( "So each of those functions is equivalent to the identity function, g(x)=x.<br><BR>\n" );
document.write( "And the inverse of the identity function is the identity function.<br><BR>\n" );
document.write( "ANSWER: The inverse of each of the given functions is the identity function, g(x)=x.<br> </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );