Solver PLOT a FUNCTION and its INVERSE
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==section input PLOT a graph of a function y=*[input f=exp( x/3)] (NOTE: x is the only allowed variable!) <A HREF=http://wiki.algebra.com/index.php/Formula_plotting-students TARGET=_blank>Click here to find out how to enter formulas</A> (opens in a separate window). Check out <A HREF=IF.lesson>a lesson on inverse functions</A>. x between *[input minx=-10] and *[input maxx=10] y between *[input miny=-10] and *[input maxy=10]. ==section solution perl $d=3; my $formula= "graph_and_inverse( 600, 400, $minx, $maxx, $miny, $maxy, $f )"; print "Plotting a graph:<BR>{{{$formula}}}\n The function is shown in <FONT COLOR=RED><B>RED</B></FONT> and the inverse is snown in <FONT COLOR=GREEN><B>GREEN</B></FONT>. This solver uses <A HREF=/services/rendering/>formula rendering system</A> and here's the actual formula that was plotted: $formula "; ==section output d ==section check f=2 minx=0 maxx=10 miny=0 maxy=10 d=3
