For any three vector a, b, c the expression (a - b).{(b - c) x (c - a)} equals A.[a b c] B. 2[a b c] C. [a b c]^2 D. none of these

Question

For any three vector a, b, c the expression (a - b).{(b - c) x  (c - a)} equals

A. [\(\vec a\,\vec b\,\vec c\)]

B. 2[\(\vec a\,\vec b\,\vec c\)]

C. [\(\vec a\,\vec b\,\vec c\)]²

D. none of these

Answer 1

Correct option is D. none of these

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