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[" A tangent to the ellipse "x^(2)+4y^(2)=4" meets the ellipse "x^(2)+2y^(2)=6" at "P" and "Q" .Then tangents at "P" and "],[" Q of the ellipse "x^(2)+2y^(2)=6" are inclined at "],[[" (a) "90^(@)," (b) "60^(@)," (c) "45^(@)," (d) none of these "]]

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