If p and q are real numbers between 0 and 1 such that the points (p, 1), (1, q) and (0, 0) form an equilateral triangle, then what is (p+q) equal to?

NDA 2025 Mathematics question

If and are real numbers between 0 and 1 such that the points , and form an equilateral triangle, then what is equal to?

Answer: (D)

Let , , . and ; gives , so (both positive). $ = (1-+(q- =

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Question ID VK-030063