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12.2 Vectors in 3D

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Question 17

Given that ∣12i+kj+3k∣=13|12\mathbf{i} + k\mathbf{j} + 3\mathbf{k}| = 13∣12i+kj+3k∣=13

Find the two possible values of kkk

[3]

12.2 Vectors in 3D Questions

  1. A Level
  2. /Maths
  3. /12.2 Vectors in 3D

Practise Edexcel A Level Maths 12.2 Vectors in 3D with exam-style questions for A Level Maths. 42 questions, matched to the Edexcel A Level Maths (9MA0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank