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Vectors

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Question 25

In triangle LMNLMNLMN, LM⃗=i−2j+5k\vec{LM} = \mathbf{i} - 2\mathbf{j} + 5\mathbf{k}LM=i−2j+5k, LN⃗=4i+3j−2k\vec{LN} = 4\mathbf{i} + 3\mathbf{j} - 2\mathbf{k}LN=4i+3j−2k

a.

Find the vector MN⃗\vec{MN}MN

[3]
b.

Find the length of the line LMLMLM

[3]
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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