The foci of the ellipse 4x 2 + 9y 2 = 1 are at Q and R. If P(x, y) is any point on the ellipse, then what is PQ + PR equal to?

UPSC NDA II 2024 Mathematics Paper

Question : 57 of 120

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The foci of the ellipse 4x² + 9y² = 1 are at Q and R. If P(x, y) is any point on the ellipse, then what is PQ + PR equal to?

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