1. What are the indices of the directions shown in the unit cubes of Figure P3.32? 2. A direction…

1. What are the indices of the directions shown in the unit cubes of Figure P3.32?  2. A direction vector passes through a unit cube from the (_3 4 , 0, _1 4 ) to the (_1 2 , 1, 0) positions. What are its direction indices?