document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=981953>Question 981953</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please Help. Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=2x%5E2-2x ALIGN=MIDDLE  ALT=\"f%28x%29=2x%5E2-2x\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Simplify <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28f%28x%2Bh%29-f%28x%29%29%2Fh ALIGN=MIDDLE  ALT=\"%28f%28x%2Bh%29-f%28x%29%29%2Fh\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Answer: 4x+2h-2<BR>\n" );
document.write( "But how? I have tried: <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28fx%2Bfh%29-f%28x%29%29%2F%28h%29 ALIGN=MIDDLE  ALT=\"%28fx%2Bfh%29-f%28x%29%29%2F%28h%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%282x%5E2-2x%29%2Bfh-%282x%5E2-2x%29%29%2Fh ALIGN=MIDDLE  ALT=\"%28%282x%5E2-2x%29%2Bfh-%282x%5E2-2x%29%29%2Fh\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%282x%5E2-2x%29%2Bfh-2x%5E2%2B2x%29%2Fh ALIGN=MIDDLE  ALT=\"%28%282x%5E2-2x%29%2Bfh-2x%5E2%2B2x%29%2Fh\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=fh%2Fh ALIGN=MIDDLE  ALT=\"fh%2Fh\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #602839 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39620)</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=602839\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> You substituted the wrong expression.  Try building each part separately before making the substitution into the formula.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=2x%5E2-2x ALIGN=MIDDLE  ALT=\"f%28x%29=2x%5E2-2x\"   DISABLED_style= \"max-width:90%; height:auto;\" >, which already is given.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%2Bh%29=2%28x%2Bh%29%5E2-2%28x%2Bh%29 ALIGN=MIDDLE  ALT=\"f%28x%2Bh%29=2%28x%2Bh%29%5E2-2%28x%2Bh%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >, the initial <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2Bh ALIGN=MIDDLE  ALT=\"x%2Bh\"   DISABLED_style= \"max-width:90%; height:auto;\" > input for the function.\r<BR>\n" );
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document.write( "Can you take this the rest of the way, into the difference quotient and simplifications... to a final result? </SPAN>\n" );
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