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[" The straight line joining any point "P" an the parabola "x^(2)-4ax" to the verfex and perpendicular from the "],[" focusto the terpen ar "P" ,then the cequation of the locus of "R" is "],[[" (A) "x^(2)+2y^(2)-ax=0," (B) "2x^(2)+y^(2)-2ax=0],[" If then nomals to a parabola "," (D) "2x^(2)+y^(2)-2ax=0],[" If the nomals to a parabola "y^(2)=4ax" intersect at right a "," and "=0]]

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