The points with position vectors `60hati+3hatj,40hati-8hatj, 40hati-8hatj,ahati-52hatj` are collinea
Channel: Doubtnut
Date: 2020-04-12

The points with position vectors `60hati+3hatj,40hati-8hatj, 40hati-8hatj,ahati-52hatj` are collinear iff (A) `a=-40` (B) `a=40` (C) `a=20` (D) none of these