Lemma
EasyVectors in geometry
OpenStax, Algebra and Trigonometry 2e §10.8 Vectors · Example 5 · Geometry · Vectors in geometry

Adding and Subtracting Vectors

Given and find two new vectors u + v, and u − v.

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OpenStax, Algebra and Trigonometry 2e · §10.8 Vectors · Example 5

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