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[" Let "x^(2)+3y^(2)=3" be the equation of an ellipse in the "x-y" plane."A" and "B" are two points whose position "],[" vectors are "-sqrt(3)i" and "-sqrt(3)i+2k" .Then the position vector of a point "P" on the ellipse such that "],[/_APB=(pi)/(4)" is "],[[" (A) "+-hat j," (B) "+-(hat i+hat j)," (C) "+-hat i," (D) None of these "]]

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