(i j k) x (i j k) Practice Problem

Enter x₁i + x₂j + x₃k

 i  j  k

Enter y₁i + y₂j + y₃k

 i  i  k
  

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The following practice problem has been generated for you:
Given the following two vectors in R³:
calculate the cross product X × Y
X = 8i + 11j + 9k
Y = 2i + 7j + 10k