document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=145442>Question 145442</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find a formula for the inverse of the function if it exists\r<BR>\n" );
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document.write( "f(x)=x/x-1\r<BR>\n" );
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document.write( "Thank you tutors </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #106113 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=106113\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> f(x)=x/x-1 <BR>\n" );
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document.write( "y = x / (x-1)\r<BR>\n" );
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document.write( "Interchange x and y to get:<BR>\n" );
document.write( "x = y/(y-1)<BR>\n" );
document.write( "Solve for y:\r<BR>\n" );
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document.write( "y = xy - x<BR>\n" );
document.write( "xy -y = x<BR>\n" );
document.write( "y(1-x) = x <BR>\n" );
document.write( "y = x/(1-x) is the inverse of y = x(x-1)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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