Scalar Product - Perpendicular Vectors : ExamSolutions

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Tutorial on the scalar product in perpendicular vectors.

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you are such an awesome maths teacher, my professor is actually useless

michellechal
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Thnx u helped alot 4 my tomorrow's xam..

utpalkandel
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what if the 2 vectors were parallel?? how to check that?? 

mahmoudm
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Sir your explation is very nice 🙂 but I can't understand your English 😂🤣🤣😁

rohitkumargupta