document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=662913>Question 662913</A>: <I><SPAN STYLE=\"word-break: break-all;\"> f(x)=2x+4 find the inverse function, domain and range of inverse function<BR>\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 #412549 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=412549\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  f(x)=2x+4 find the inverse function, domain and range of inverse function<BR>\n" );
document.write( "----<BR>\n" );
document.write( "1st: interchange x and y<BR>\n" );
document.write( "x = 2y+4<BR>\n" );
document.write( "-----<BR>\n" );
document.write( "2nd: Solve for \"y\":<BR>\n" );
document.write( "2y = x-4<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Divide both sides by 2 to get:<BR>\n" );
document.write( "y = (1/2)x -2<BR>\n" );
document.write( "That is the inverse function:<BR>\n" );
document.write( "Domain: All Real Numbers<BR>\n" );
document.write( "Range: All Real Numbers<BR>\n" );
document.write( "========================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );