document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=58211>Question 58211</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need some help please\r<BR>\n" );
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document.write( "f(x)=3x^2-5x+2, find [f(x+h)-f(x)}/h]\r<BR>\n" );
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document.write( "please help\r<BR>\n" );
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document.write( "Thank you<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #39816 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=39816\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> f(x)=3x^2-5x+2, find [f(x+h)-f(x)}/h <BR>\n" );
document.write( "f(x+h)= 3(x+h)^2-5(x+h)+2<BR>\n" );
document.write( "=3x^2+6hx+3h^2-5x-5h+2<BR>\n" );
document.write( "=(3x^2-5x+2) +6hx+3h^2-5h<BR>\n" );
document.write( "Then f(x+h)-f(x) = 6hx+3h^2-5h<BR>\n" );
document.write( "And finally [f(x+h)-f(x)]/h = [6hx+3h^2-5h)/h<BR>\n" );
document.write( "=6x+3h-5<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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