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If the normal at point ‘t1’ intersects the parabola again at ‘t2’ then show that t2 = –t1 – 2/t1

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If the normal at point ‘t1’ intersects the parabola again at ‘t2’ then show that t2 = –t1 – 2/t1

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Slope of normal at P = – t1 and slope of chord PQ 

 

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