document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1070736>Question 1070736</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how to calculate d^y/dx^2 when x=at^2,y=2at. I dont understand the last part of this math. need explanation\r<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 #685748 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=685748\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> calculate d^y/dx^2 ?<BR>\n" );
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document.write( "If you mean dy^2/dx^2:<BR>\n" );
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document.write( "dx/dt = 2at<BR>\n" );
document.write( "d^2x/dt^2 = 2a<BR>\n" );
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document.write( "y' = 2a<BR>\n" );
document.write( "y\" = 0<BR>\n" );
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document.write( "--> 0<BR>\n" );
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