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kekeman:
Given u = 7i – 5j, find –6u. –42i – 30j –42i + 30j 42i – 30j 42i + 30j
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kekeman:
I'm going with B: " –42i + 30j"
Vocaloid:
yes, that's correct. that's the correct multiplication by 6 and appropriate sign change.
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