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1/2B X (1/2A + 1/2C)

Where B and A and C are all vectors what would I do first.

I know first the brackets, 1/2A + 1/2C = another vector

now do I do 1/2*B then cross the answer with the vector. OR do I cross B with the vector then multiply the answer by the scalar 1/2?

THANKS

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# Simple Vector Question

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