Q41 · 3D Geometry

Problem

JEE Advanced 2012 Paper 1 — Mathematics Q41. (Full statement in PDF — open reference.)

1. Solution outline

PS = √21 after finding P on QR ∩ plane and foot S from T.

Hints

• PS = √21 after finding P on QR ∩ plane and foot S from T.

Answer

(A)