/* [wxMaxima batch file version 1] [ DO NOT EDIT BY HAND! ]*/
/* [ Created with http://maxima-online.org ] */

/* [wxMaxima: comment start ]
This solution online http://maxima-online.org/?inc=r-1989390068
   [wxMaxima: comment end   ] */

/* [wxMaxima: input   start ] */
h1(x):= x^2-2*x+3;
h2(x):= cos(2*x);
h3(x):= sin(1/x);
h4(x,y):=x^2+y^2;
h5(x,y):=x^2-y^2+2*x*y^2+1;
plot2d (h1(x), [x, -10, 12]);
plot2d (h2(x), [x, -10, 10]);
plot2d (h3(x), [x, -10, 10]);
plot3d (h4(x,y), [x, 0, 10], [y ,0 ,10], [palette, false], [color, magenta, blue]);
             plot3d (h5(x,y), [x, 0, 10], [y ,0 ,10]);
/* [wxMaxima: input   end   ] */