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If (x1,y1) and (x2,y2) are the extremities of a focal chord of the parabola 3y2=4x, then x1x2+y1y2 is equal to −pq where p,q are co-prime. Then value of q−p is

Answer» If (x1,y1) and (x2,y2) are the extremities of a focal chord of the parabola 3y2=4x, then x1x2+y1y2 is equal to pq where p,q are co-prime. Then value of qp is


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