document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1194171>Question 1194171</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Given that y = lm(x^2 - 4) for x > 2, find dy/dx. Hence, find, in terms of p , the approximate change in y when x increases from 3 to 3 + p , where p is small. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #826340 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=826340\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> y=ln (x^2-4)<BR>\n" );
document.write( "y'=2x/(x^2-4)<BR>\n" );
document.write( "when x=3, y=6/5 or 1.2 or 1.2 p change in y for every p change in x<BR>\n" );
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