document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1190590>Question 1190590</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Use limits to find the slope of the tangent to f(x) = x^2, at the point (3,9). \r<BR>\n" );
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document.write( "Please use the differentiation from the first principles method if possible, as I don't understand how it would work here. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #822294 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52797)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=822294\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Actually, &nbsp;you ask us, &nbsp;the tutors, &nbsp;re-write again specially for you what is written in tens &nbsp;Calculus textbooks.\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Every &nbsp;Calculus student must have and read at least one such source.\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If you do not understand what is written there, &nbsp;then you deserve a special reward . . . \r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If you do not have such a textbook on your table, &nbsp;you may learn the subject from the Internet.\r<BR>\n" );
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document.write( "To learn on \" HOW TO differentiate from first principles \", &nbsp;&nbsp;read from these &nbsp;Internet sources\r<BR>\n" );
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document.write( "https://www.siyavula.com/read/maths/grade-12/differential-calculus/06-differential-calculus-02\r<BR>\n" );
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document.write( "https://owlcation.com/stem/How-to-Differentiate-from-First-Principles\r<BR>\n" );
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document.write( "You will find full explanations there.\r<BR>\n" );
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