document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=114569>Question 114569</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I have been working on this problem for about an hour. I am ready to toss it out the window! <BR>\n" );
document.write( "1) Let f(x) compute the time in hours to travel x miles at 58 miles per hour. <BR>\n" );
document.write( "2)What does f-1(x) compute? \r<BR>\n" );
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document.write( "Thanks so much. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #83347 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=83347\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1) Let f(x) compute the time in hours to travel x miles at 58 miles per hour. <BR>\n" );
document.write( "2)What does f-1(x) compute? <BR>\n" );
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document.write( "f(x) = distance/rate  = x miles/58mph<BR>\n" );
document.write( "--------<BR>\n" );
document.write( "The domain of f(x) is \"miles traveled\"<BR>\n" );
document.write( "The range of f(x) is \"time required to travel that number of miles\".<BR>\n" );
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document.write( "f^-1(x) = rate*time = 58 mph*time = distance<BR>\n" );
document.write( "f^-1(x) interchanges those:<BR>\n" );
document.write( "The domain is time you travel<BR>\n" );
document.write( "The range is miles you go in that time.<BR>\n" );
document.write( "--------------------------------------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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