JEE Main 2025January, Unspecified (session-level dataset)MathematicsMediumCoordinate Geometry478× since 2002The length of the chord of the ellipse x24+y22=1\frac{x^2}{4} + \frac{y^2}{2} = 14x2+2y2=1, whose mid-point is (1,12)\left(1, \frac{1}{2}\right)(1,21), is:AOption A. 5315\frac{5}{3}\sqrt{15}3515BOption B. 1315\frac{1}{3}\sqrt{15}3115COption C. 2315\frac{2}{3}\sqrt{15}3215DOption D. 15\sqrt{15}15CheckSkip · show solution