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With reference to the graph above, which of the following solution sets is represented by...

Mathematics
WAEC 1989

With reference to the graph above, which of the following solution sets is represented by ΔOPQ?

  • A. y ≥ x, y ≤ 0, y + x ≥ 7
  • B. y ≤ x, y ≥ 0, y + x ≤ 7
  • C. y ≥ x, y ≥ 0, y + x ≤ 7
  • D. y ≤ x, y ≤ 0, y + x ≤ 7
  • E. y ≤ x, y ≥ 0, y + x ≥ 7
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Correct Answer: Option B
Explanation

from the graph, the solution sets represented by OPQ is the shaded region where y ≤ x,  y ≥ 0, and y + x ≤ 7

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