Vector Addition and Resultants (in 3 dimensions)
This Calculus 3 tutorial video explains vector addition in 3 dimensions and shows you how to visualize the resultant of two vectors. We also show how vector addition is commutative, and we work a few examples of adding vectors, finding resultants, and achieving equilibrium with vectors.
0:00 Intro to 3D vector addition
1:34 Resultants
2:52 Vector addition is commutative
5:02 Resultant & equilibrium example
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