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The joint equation of the lines through the origin and perpendicular to the pair of lines 3x^2 + 4xy – 5y^2 = 0 is _________.

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in Straight Lines by (34.6k points)

The joint equation of the lines through the origin and perpendicular to the pair of lines 3x2 + 4xy – 5y2 = 0 is _________.

(A) 5x2 + 4xy – 3y2 = 0 

(B) 3x2 + 4xy – 5y2 = 0 

(C) 3x2 – 4xy + 5y2 = 0 

(D) 5x2 + 4xy + 3y2 = 0

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1 Answer

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Correct option is: (A) 5x2 + 4xy – 3y2 = 0

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