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Collinear and coplanar vectors

Vectors

Concept 3 of 8 in Vector Algebra

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Think about this

Do the points A(1,0,2)A(1, 0, 2), B(2,1,4)B(2, 1, 4) and C(−1,−2,−2)C(-1, -2, -2) lie on one straight line?