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Question 168

Three forces act on an object F1=−5i+7j\mathbf{F}_1 = -5\mathbf{i} + 7\mathbf{j}F1​=−5i+7j, F2=4i+6j\mathbf{F}_2 = 4\mathbf{i} + 6\mathbf{j}F2​=4i+6j and F3=ki−5j\mathbf{F}_3 = k\mathbf{i} - 5\mathbf{j}F3​=ki−5j

Find the resultant force in terms of kkk.

[2]
Markscheme

Vectors Questions

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

284 exam-style questions on Edexcel A Level Maths Vectors, covering 11.1 Vectors, 11.2 Representing Vectors, 11.3 Magnitude and Direction, 11.4 Position Vectors, 11.5 Solving Geometric Problems, and 11.6 Modelling with Vectors. Each one has a worked solution and a mark scheme showing where the marks go.

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