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Find the locus of point of intersection of tangents to the parabola `y^(2)=4ax`
(i) which are inclined at an angle `theta` to each other
(ii) which intercept constant length c on the tangent at vertex
(iii) such that area of `DeltaABR` is constant c, where A and B are points of intersection of tangents with y-axis, R is point of intersection of tangents.

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CENGAGE ENGLISH-CONIC SECTIONS-All Questions
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