document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=618359>Question 618359</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If f(x)= x²+2x, then find f(a+h)-f(a) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #388833 by </B><A HREF=/tutors/aboutme.mpl?userid=nerdybill><B>nerdybill(7384)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nerdybill><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/cgi-bin/show-face.mpl?user=nerdybill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=388833\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> If f(x)= x²+2x, then find f(a+h)-f(a)<BR>\n" );
document.write( ".<BR>\n" );
document.write( "find f(a+h):<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28a%2Bh%29+=+%28a%2Bh%29%5E2+%2B+2%28a%2Bh%29 ALIGN=MIDDLE  ALT=\"f%28a%2Bh%29+=+%28a%2Bh%29%5E2+%2B+2%28a%2Bh%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28a%2Bh%29+=+%28a%2Bh%29%28a%2Bh%29+%2B+%282a%2B2h%29 ALIGN=MIDDLE  ALT=\"f%28a%2Bh%29+=+%28a%2Bh%29%28a%2Bh%29+%2B+%282a%2B2h%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28a%2Bh%29+=+a%5E2%2B2ah%2Bh%5E2+%2B+2a%2B2h ALIGN=MIDDLE  ALT=\"f%28a%2Bh%29+=+a%5E2%2B2ah%2Bh%5E2+%2B+2a%2B2h\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( "find f(a):<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28a%29+=+a%5E2+%2B+2a ALIGN=MIDDLE  ALT=\"f%28a%29+=+a%5E2+%2B+2a\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( "then f(a+h)-f(a):<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28a%5E2%2B2ah%2Bh%5E2+%2B+2a%2B2h%29+-+%28a%5E2+%2B+2a%29 ALIGN=MIDDLE  ALT=\"%28a%5E2%2B2ah%2Bh%5E2+%2B+2a%2B2h%29+-+%28a%5E2+%2B+2a%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5E2%2B2ah%2Bh%5E2+%2B+2a%2B2h+-+a%5E2+-+2a ALIGN=MIDDLE  ALT=\"a%5E2%2B2ah%2Bh%5E2+%2B+2a%2B2h+-+a%5E2+-+2a\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2ah%2Bh%5E2+%2B+2a%2B2h+-+2a ALIGN=MIDDLE  ALT=\"2ah%2Bh%5E2+%2B+2a%2B2h+-+2a\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2ah%2Bh%5E2%2B2h ALIGN=MIDDLE  ALT=\"2ah%2Bh%5E2%2B2h\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "ordering terms:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=h%5E2%2B2ah%2B2h ALIGN=MIDDLE  ALT=\"h%5E2%2B2ah%2B2h\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );