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Vectors

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Question 72

Points A A\,A and B B\,B have position vectors (25)\begin{pmatrix} 2 \\ 5 \end{pmatrix}(25​) and (8−7)\begin{pmatrix} 8 \\ -7 \end{pmatrix}(8−7​) respectively

a.

Point C C\,C has position vector (−1p)\begin{pmatrix} -1 \\ p \end{pmatrix}(−1p​) and ABC ABC\,ABC is a straight line.

Find ppp

[2]
b.

Point D D\,D has position vector (−1q)\begin{pmatrix} -1 \\ q \end{pmatrix}(−1q​) and angle ABD=90∘ABD = 90^{\circ}ABD=90∘

Determine the value of qqq.

[3]
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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