If a = ⟨2, −1, 3⟩ and b = ⟨5, 2, 1⟩, find the following. a×b = b×a =

If a = ⟨2, −1, 3⟩ and b = ⟨5, 2, 1⟩, find the following. a×b = b×a =

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If a = 2 , 1 , 3 and b = 5 , 2 , 1 , find the following.
a × b =
b × a =

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