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1.9 Vectors

1.9 Vectors

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Question 3

It is given that a=2i+3j\mathbf{a} = 2\mathbf{i} + 3\mathbf{j}a=2i+3j and b=λi−4j\mathbf{b} = \lambda\mathbf{i} - 4\mathbf{j}b=λi−4j where λ \lambda\,λ is a constant.

Given that ∣a+b∣=5|\mathbf{a} + \mathbf{b}| = 5∣a+b∣=5, find the exact values of λ\lambdaλ.

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1.9 Vectors Questions

  1. A Level
  2. /Maths
  3. /1.9 Vectors

37 exam-style questions on WJEC A Level Maths 1.9 Vectors, covering 1.9.1 Vectors, 1.9.2 Vectors, 1.9.3 Vectors, 1.9.4 Vectors, and 1.9 Vectors. Each one has a worked solution and a mark scheme showing where the marks go.

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