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The distance of P from the y-axis is double its distance from the x-axis. P lies on
Ax = ±2y
By = ±2x
Cx² + y² = 4
Dx = 2y only
Answer & Solution
Correct answer: A. x = ±2y
|x| = 2|y| gives x = 2y or x = -2y, a pair of lines through the origin.
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