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All the points (x, y) in the plane satisfying the equation x^2 + 2x sin (xy) + 1 = 0 lie on -

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All the points (x, y) in the plane satisfying the equation x2 + 2x sin (xy) + 1 = 0 lie on - 

(A) a pair of straight lines 

(B) a family of hyperbolas 

(C) a parabola 

(D) an ellipse 

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1 Answer

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Best answer

Correct Option :-  (A) a pair of straight lines

Explanation :-

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