AQA Paper 2 2021 June — Question 19 4 marks

Exam BoardAQA
ModulePaper 2 (Paper 2)
Year2021
SessionJune
Marks4
TopicVectors Introduction & 2D

19
  1. (ii) Verify that \(k = 0.8\)
    [0pt] [1 mark] \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\)
    19
  2. Find the position vector of Amba when \(t = 4\)
    [0pt] [3 marks] \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\) \(\_\_\_\_\)
    \end{tabular}
    \hline \end{tabular} \end{center} 19
  3. At both \(t = 0\) and \(t = 4\) there is a distance of 5 metres between Jo and Amba's positions. Determine the shortest distance between their two parallel lines of motion.
    Fully justify your answer.
    \includegraphics[max width=\textwidth, alt={}, center]{b7df05bf-f3fc-4705-a13c-6b562896fa9f-32_2492_1721_217_150}