17. Show that the points A
17. Show that the points A, B and C with position vectors, a = 3i – 4j – 4k, b = 2i – j + k and c = i – 3j – 5k, respectively form the vertices of a right angled triangle.
05
Nov
17. Show that the points A, B and C with position vectors, a = 3i – 4j – 4k, b = 2i – j + k and c = i – 3j – 5k, respectively form the vertices of a right angled triangle. 17. Show that the points A a = 3i - 4j - [...]