document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=987661>Question 987661</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the inverse Olof each function. Then graph the function and its inverse.<BR>\n" );
document.write( "A. Y=-3<BR>\n" );
document.write( "B. f(x) = x-5 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #608436 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39627)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=608436\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Inverse for y=-3 is not a function, but would still be a relation.  y=-3 will include ALL values of x but just ONE value for y.  When you switch roles of x and y, you would have x=-3 for ALL values of y.  This is x=-3.\r<BR>\n" );
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document.write( "f^-1 from your definition of f(x) gives  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%5E-1%28x%29-5=x ALIGN=MIDDLE  ALT=\"f%5E-1%28x%29-5=x\"   DISABLED_style= \"max-width:90%; height:auto;\" >.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%5E-1%28x%29=x%2B5 ALIGN=MIDDLE  ALT=\"f%5E-1%28x%29=x%2B5\"   DISABLED_style= \"max-width:90%; height:auto;\" >.<BR>\n" );
document.write( "Graphically like these:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28300%2C300%2C-10%2C10%2C-10%2C10%2Cx-5%2Cx%2B5%29 ALIGN=MIDDLE  ALT=\"graph%28300%2C300%2C-10%2C10%2C-10%2C10%2Cx-5%2Cx%2B5%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "f is the red line, and its inverse is the green line. </SPAN>\n" );
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