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vector dot product homework help?
if A = 2i^+6k^
B=6i^+5j^
find A.B
if A.B=0 then what do u conclude from it?
1 Answer
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- 1 decade agoFavorite Answer
A.B = (2)(6) + (6)(5)
=12 + 30
=42
Two vectors are orthogonal if and only if A.B = 0
Hope that helps.
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