If 5x2 – 13 xy + 6y2 = 0, then x : y is:
Correct Answer: Option D
5x2 – 13 xy + 6y2 = 0
⇒ 5x2 – 10xy – 3xy + 6y2 = 0
⇒ 5x (x – 2y) – 3y(x – 2y) = 0
⇒ (x – 2y)(5x – 3y) = 0
⇒ x = 2y or 5x = 3y
⇒ x/y = 2/1 or 3/5
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