1. Find the cross product of <1,2,3>

<-3,-2,-1>
Answer:
Use the formula for cross
product:
![]()
2. Find the volume of a parallelepiped defined by the following vectors:
<1,1,1>, <1,5,1>, <1,2,6>.
Answer:
Use the equation for the
area of a parallelepiped and do the required
operations:
![]()