A variable circle having fixed radius ‘a’ passes through origin and meets the coordinate…

Mathematics · JEE Advanced · NTA Exams — Co-ordinate Geometry

1. 9(x² + y²) = 4a²
2. 9(x² + y²) = a²
3. 9(x² + y²) = 2a²
4. 9(x² + y²) = 8a²

Answer

(A) 9(x 2 + y 2 ) = 4a 2

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