document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=2328>Question 2328</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is the  difference between function and and equation ? What happens when we plot the graph of a function and an equation ? In what way both are different ?<BR>\n" );
document.write( "what is the same and different about gradient of a line and gradient of a curve ? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #948 by </B><A HREF=/tutors/aboutme.mpl?userid=longjonsilver><B>longjonsilver(2297)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=longjonsilver><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=longjonsilver><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=948\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a function and an equation are hte same thing basically, just that the wording \"function\" sounds more professional. No doubt a hardened mathematician may say they are NOT the same, but for all intents and purposes they are:\r<BR>\n" );
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document.write( "y=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E3+%2B+4x ALIGN=MIDDLE  ALT=\"x%5E3+%2B+4x\"   DISABLED_style= \"max-width:90%; height:auto;\" > is an equation<BR>\n" );
document.write( "f(x)=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E3+%2B+4x ALIGN=MIDDLE  ALT=\"x%5E3+%2B+4x\"   DISABLED_style= \"max-width:90%; height:auto;\" > is a function\r<BR>\n" );
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document.write( "but they are the same!\r<BR>\n" );
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document.write( "Plotting...just the same, just instead of \"y\", you put \"f(x)\" on the vertical axis.\r<BR>\n" );
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document.write( "Grandient of a line is always the same at every point. The gradient of a curve is different as you move along the curve. Both are defined as (change in y)/(change in x).\r<BR>\n" );
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document.write( "Jon </SPAN>\n" );
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