document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=186770>Question 186770</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the derivative of :<BR>\n" );
document.write( "1) y=(2x-1)/(x^2+1)<BR>\n" );
document.write( "2) F(Q)=70/(3Q+1)^3<BR>\n" );
document.write( "3) y= (sqrt4x+3)/ 2x<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 #139991 by </B><A HREF=/tutors/aboutme.mpl?userid=user_dude2008><B>user_dude2008(1862)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=user_dude2008><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=139991\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Note: <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE h=\frac{f}{g} \Rightarrow h'=\frac{f'\cdot g-g'\cdot f}{g^2}\">\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE y=\frac{2x-1}{x^2+1}\">\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE y'=\frac{2\left(x^2+1\right)-2x\left(2x-1\right)}{\left(x^2+1\right)^2}\">\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE F\left(Q\right)=\frac{70}{\left(3Q+1\right)^3}\">\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE  F'\left(Q\right)=-\frac{630}{\left(3Q+1\right)^4}\">\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE y=\frac{\sqrt{4x+3}}{2x}\">\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE y'=\frac{\frac{4}{2\cdot\sqrt{4x+3}}-2\cdot\sqrt{4x+3}}{4x^2}\">\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE y'=-\frac{2x+3}{2x^3\cdot\sqrt{4x+3}}\">\r<BR>\n" );
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