Show transcribed image text 5. a) Find the volume of the parallelepiped with edges i -3j+ k, 2j-k and i+j-2k. b) Determine if the yectors 3i-j, i + j + k and 3 +k are coplanar.
5. a) Find the volume of the parallelepiped with edges i -3j+ k, 2j-k and i+j-2k. b) Determine if the yectors 3i-j, i + j + k and 3 +k are coplanar.





