hi i have 2 problems for anyone who has time
1. Tangents to the parabola x^2=4ay drawn from points P(2ap,ap^2) and Q(2aq,aq^2) intersect at right angles at point R. Find the locus of
a) point R
b) The mid point of PQ
2.Find the equation of the locus of point R that is the intersection of the...