Operations on Vectors: Addition and Subtraction

Operations on Vectors: Addition and Subtraction

Secondary 4

Given the coordinates \(A(-1,3)\) and \(B(0,6)\), express \(\overrightarrow{AB}\) as a column vector.
Hence, evaluate \(\left| \overrightarrow{AB} \right|\).

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Answer:(a) AB = (1, 3)^T. (b) |AB| = √10 ≈ 3.16 units (3 s.f.).

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