document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=103916>Question 103916</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Which two functions are inverses of each other. Show that they are inverse functions.  f(x)= x+2 over 4,   g(x)= 4x+2,  h(x)= x-2 over 4 . </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #75597 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=75597\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> g(x)= 4x+2,  h(x)= x-2 over 4<BR>\n" );
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document.write( "g and h are inverse to one another:\r<BR>\n" );
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document.write( "g[h(x)] = g[(x-2)/4] = 4[(x-2)/4] + 2 = x-2+2 = x\r<BR>\n" );
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document.write( "h[g(x)] = h[4x+2] = [4x+2 - 2/4  = 4x/4 = x\r<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "San H. </SPAN>\n" );
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