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If a x b = c and b x c = a, then which one of the following is correct?

Mathematics 2017 NDA Mathematics 2017 NDA 2017

Options

A

a, b, c are orthogonal in pairs and |a| = |c| and |b| = 1

B

a, b, c are non-orthogonal to each other

C

a, b, c are orthogonal in pairs but |a| ≠ |c|

D

a, b, c are orthogonal in pairs but |b| ≠ 1

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