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[" 78.All chords of the curve "3x^(2)-y^(2)-2x+4y=0" that subtends a right angle at the origin,pass through fixed "],[" point whose coordinate is "],[[" (A) "(1,-2)," (B) "(1,2)],[" 79.Vertices of a variable triangle are "(3,4),(5cos theta,5sin theta)" and "(5sin0,-5cos theta)," where "theta in R." Locus of "]]

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All chords of the curve 3x^(2)-y^(2)-2x+4y=0 which subtend a right angle at the origin,pass through the fixed point

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Show that all chords of the curve 3x^(2)-y^(2)-2x+4y=0, which subtend a right angle ax the origin,pass through a fixed point.Find the coordinates of the point.

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Show that all chords of the curve 3x^2-y^2-2x+4y=0, which subtend a right angle at the origin, pass through a fixed point. Find the coordinates of the point.

Show that all chords of the curve 3x^2-y^2-2x+4y=0, which subtend a right angle at the origin, pass through a fixed point. Find the coordinates of the point.