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linsolve-plot3d
 	plot3d(x^2,[x,-5,5],[y,-5,5]);

eq1:x*4+y-2=y;

eq2:x+2=y;

linsolve([eq1,eq2],[x...

Calculate

linsolve-plot3d
plot3d(x^10-y^5,[x,-1,1],[y,-1,1]);

eq1:x*6+y-2=y;

eq2:x+3=y;

linsolve([eq1,eq2],[x...

Calculate

linsolve-plot3d
plot3d(x^3,[x,-7,7],[y,-7,7]);

eq1:x*4+y-2=y;

eq2:x+2=y;

linsolve([eq1,eq2],[x...

Calculate

linsolve-plot3d
plot3d(2^(-u^2+v^2),[u,-5,5],[v,-7,7]);

eq1:x*4+y-2=y;

eq2:x+2=y;

linsolve([eq1,eq2],[x...

Calculate

linsolve-plot3d
plot3d([1+u+v, -u+2*v, 1 + v],[u,-4,4],[v,-4,4]);

eq1:x*4+y-2=y;

eq2:x+2=y;

linsolve([eq1,eq2],[x...

Calculate

linsolve-plot3d
plot3d(x^8,[x,-7,7],[y,-7,7]);

eq1:x*4+y-2=y;

eq2:x+2=y;

linsolve([eq1,eq2],[x...

Calculate

linsolve-plot3d
plot3d(f(x,y),[x,105,115],[y,0.01,0.1]);

vyvar:120;

vyvarn:120;

koop:130;

Calculate

linsolve-plot3d
plot3d([1+u+v, -u+2*v, 1 + v],[u,-4,4],[v,-4,4]);

eq1:3*x-y+z=3;

eq2:x+2=y;

linsolve([eq1,eq2],[x...

Calculate

linsolve-plot3d
plot3d(x^10-y^10,[x,-1,1],[y,-1,1]);

eq1:x*6+y-2=y;

eq2:x+10=y;

linsolve([eq1,eq2],[x...

Calculate

linsolve-plot3d
plot3d(f(x,y),[x,105,115],[y,0.01,0.1]);

vyvar:120;

vyvarn:120;

koop:130;

Calculate

[linsolve,plot3d]

Run Example
(%i1)eq1:x*4+y-2=y;
(%o1)                           y + 4 x - 2 = y
(%i2) eq2:x+2=y;
(%o2)                              x + 2 = y
(%i3) linsolve([eq1,eq2],[x,y]);
                                     1      5
(%o3)                           [x = -, y = -]
                                     2      2
(%i4) plot3d(x^3,[x,-7,7],[y,-7,7]);
plotplot3d(x^3,[x,-7,7],[y,-7,7]);
Run Example
vyvar:120;
(%o1)                                 120
(%i2) vyvarn:120;
(%o2)                                 120
(%i3) koop:130;
(%o3)                                 130
(%i4) koopn:60;
(%o4)                                 60
(%i5) cpn:100;
(%o5)                                 100
(%i6) a1:((((1-(1*y))*prockoop)+((1-(1*y))*(1-prockoop)))*vyvar)+((((1*y)*prockoop)+((1*y)*(1-prockoop)))*vyvarn);
(%o6) 120 (prockoop y + (1 - prockoop) y)
                              + 120 (prockoop (1 - y) + (1 - prockoop) (1 - y))
(%i7) b2:(((1-(1*y))*prockoop)*koop+((1-(1*y))*(1-prockoop)*x))+(((1*y)*prockoop)*70+((1*y)*(1-prockoop)*50));
(%o7) 70 prockoop y + 50 (1 - prockoop) y + (1 - prockoop) x (1 - y)
                                                         + 130 prockoop (1 - y)
(%i8) linsolve(a1=b2,prockoop);
                                  (x - 50) y - x + 120
(%o8)                 [prockoop = ---------------------]
                                  (x - 110) y - x + 130
(%i9) f(x,y):=((x+90)*y-x+120)/((x-90)*y-x+200);
                                   (x + 90) y - x + 120
(%o9)                   f(x, y) := --------------------
                                   (x - 90) y - x + 200
(%i10) plot3d(f(x,y),[x,105,115],[y,0.01,0.1]);
plotplot3d(f(x,y),[x,105,115],[y,0.01,0.1]);
Run Example
eq1:x*4+y-2=y;
(%o1)                           y + 4 x - 2 = y
(%i2) eq2:x+2=y;
(%o2)                              x + 2 = y
(%i3) linsolve([eq1,eq2],[x,y]);
                                     1      5
(%o3)                           [x = -, y = -]
                                     2      2
(%i4)  	plot3d(x^2+y^2,[x,-3,3],[y,-3,3]);
plot 	plot3d(x^2+y^2,[x,-3,3],[y,-3,3]);

Related Help

Help for Linsolve

Help for Plot3d