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2. The tangent to the curve y = ex2 drawn at the point (e, ee) intersects the line joining the points (e - 1, ee-1) and (e+1, ee+1)
3. A hyperbola, having the transverse axis of length 4 sin, is confocal with the ellipse 3x2 + 4y2 =12. Then its equation is ?

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