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Question 103

The points A A\,A and B B\,B have position vectors (−251)\begin{pmatrix} -2 \\ 5 \\ 1 \end{pmatrix}​−251​​ and (135)\begin{pmatrix} 1 \\ 3 \\ 5 \end{pmatrix}​135​​ respectively.

Find the exact length of ABABAB.

[2]
Markscheme

Vectors Questions

  1. A Level
  2. /Maths
  3. /Vectors

309 exam-style questions on Edexcel A Level Maths Vectors, covering 12.1 3D Coordinates, 12.2 Vectors in 3D, 12.3 Solving Geometric Problems, and 12.4 Application to Mechanics. Each one has a worked solution and a mark scheme showing where the marks go.

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