[" 7.Minimise and Maximise "Z=5x+10y],[" subject to "x+2y<=120,x+y>=60,x-2y>=0,x,y>=0]

Show that the minimum of Z occurs at more than two points : Minimise and Maximise Z=5x+10y subject to x+2y =60,x-2y>=0,x,y>=0

Minimise and Maximise Z=5x+10y subject to x+2yle120, x+yge60, x,yge0

" Minimise and Maximise "z=-x+2y" subject to "x>=3,x+y>=5,x+2y>=6

Minimise and Maximise Z=5x+10y subject to x+2yle12, x+yge6, x,yge0

Minimise and Maximise Z=5x+10y Subject to x+2yle120,x+yge60,x-2yge0,yge0 .

Minimise and Maximise Z=5x+10y Subject to x+2yle120,x+yge60,x-2yge0,yge0 .

Minimise and Maximise Z=5x+10y Subject to x+2yle120,x+yge60,x-2yge0,yge0 .

Minimise and Maximise Z=x+2y subject to x+2yge100, yle0, x,yge0

Show that the minimum of Z occurs at more than two points: Minimise and Maximise Z=x+2y subject to x+2y>=100,2x-y =0

Minimise and Maximise Z = 5x + 10y subject to x + 2y le 120, x + y ge 60, x - 2y ge 0, x, y ge 0 .