document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=939479>Question 939479</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a.  f(x)-f(a)     <BR>\n" );
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document.write( "      x-a\r<BR>\n" );
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document.write( "b.  f(x+h)-f(x)<BR>\n" );
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document.write( "         h\r<BR>\n" );
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document.write( "f(x)=4x </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #572458 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=572458\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> f(x)=4x<BR>\n" );
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document.write( "f(x)-f(a) = 4x-4a<BR>\n" );
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document.write( "[f(x)-f(a)]/[x-a] = (4(x-a)/(x-a)] = 4<BR>\n" );
document.write( "=============<BR>\n" );
document.write( "cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "------------ </SPAN>\n" );
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