Triple products
Concept 13 of 13 in Vectors
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Take a⃗=i^\vec a = \hat ia=i^, b⃗=j^\vec b = \hat jb=j^, c⃗=k^\vec c = \hat kc=k^, so [a⃗ b⃗ c⃗]=1[\vec a\ \vec b\ \vec c] = 1[a b c]=1. What is [a⃗+b⃗ b⃗+c⃗ c⃗+a⃗][\vec a + \vec b\ \ \vec b + \vec c\ \ \vec c + \vec a][a+b b+c c+a]?
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