If the point (a,0) lies on the line joining the points (at1^2,2at1) and (at2^2,2at2). Prove that t1t2=-1. Share with your friends Share 2 Varun.Rawat answered this Refer the following link : https://www.meritnation.com/ask-answer/question/show-that-a-straight-line-a-2b-x-a-b-y-a-7b-for-different/straight-lines/7995711 -5 View Full Answer