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State whether the region represented by ...

State whether the region represented by `x^2+y^2ge1, x^2+y^2le4` is convex or not.

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PRADEEP PUBLICATION-LINEAR PROGRAMMING-EXERCISE
  1. Solve the following L.P.P graphically: maximize Z=8x+7y subject to con...

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  2. State whether the region represented by xge0, yge0 is convex or not.

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  3. State whether the region represented by x^2+y^2ge1, x^2+y^2le4 is conv...

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  4. State whether the region represented by xge0,yge0,x+yge1 bounded or un...

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  5. Is the region represented by 2x+3yle18,x+yge10,xge0, yge0 an empty set...

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  6. What are non-negativity constraints?

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  7. Draw the region represented by xge0, yge0, xle2, yle3.

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  8. What is the region represented by the inequalities xle0, yle0?

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  9. Which of the following constraints is redundant? xge3, yge4, x+2yge10.

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  10. The optimal solution of an L.P.P. occurs at two distinct points (x1,y1...

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  11. Determine the maximum value of z=4x+3y if the feasible region of an L....

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  12. Determine the minimum value of Z=3x+2y, if the feasible region is show...

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  13. The feasible region for an LPP is show shaded in the figure 12.45 find...

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  14. Refer Q.12.Find graphically, the minimum value of Z=200(2x + y), subje...

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  15. Feasible region for an LPP is shown shaded in the figure 12.46. Maximi...

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  16. The feasible region for an LPP is shown shaded in the figure 12.47. De...

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  17. The feasible region for an LPP is shown shaded in the figure 12.48 fin...

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  18. Solve the following linear programing problems graphically : Maximiz...

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  19. Solve the following linear programming problems graphically Minimize...

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  20. Maximise Z= 5x+3y, subject to 3x+5y le 15, 5x +2y le 10, x ge 0, y ge ...

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