The Cross Product: Examples

 

1. Find the cross product of <1,2,3> $\times $ <-3,-2,-1>

 

Answer:

 

Use the formula for cross product:
MATH

 

 

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:
MATH


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