Q76. Let P and Q be two points on the parabola y2 = 4x such that the line segment PQ subtends a right angle at the vertex. If the line PQ intersects the axis of the parabola at a point R, what is the distance from the vertex to R?Mathematics — NUST Mock By IBAGRADS 4 — Question 76 of 200A. 1B. 2C. 4D. 6Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →