Linear Inequalities · Class 11 · CBSE · Science Mathematics

The feasible region is defined by x + y ≤ 5, x - y ≥ 1, x ≥ 0, and y ≥ 0. Which set contains all its vertices?

Practice question from Linear Inequalities (Class 11 · CBSE · Science Mathematics), with the correct answer and a step-by-step solution.

hard · MCQ · Q-D5566E

The feasible region is defined by x + y ≤ 5, x - y ≥ 1, x ≥ 0, and y ≥ 0. Which set contains all its vertices?

  1. A.(1, 0), (5, 0), (3, 2)Correct answer
  2. B.(0, 1), (0, 5), (2, 3)
  3. C.(1, 0), (5, 0), (2, 3)
  4. D.(0, 0), (5, 0), (3, 2)

Solution

The boundary lines y=0y=0, x−y=1x-y=1, and x+y=5x+y=5 determine the corner points. Their relevant intersections are (1,0)(1,0), (5,0)(5,0), and (3,2)(3,2), and all satisfy the given inequalities.

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