Edexcel M2 2016 October — Question 1

Exam BoardEdexcel
ModuleM2 (Mechanics 2)
Year2016
SessionOctober
TopicCentre of Mass 1
  1. Three particles of masses \(m , 4 m\) and \(k m\) are placed at the points whose coordinates are \(( - 3,2 ) , ( 4,3 )\) and \(( 6 , - 4 )\) respectively. The centre of mass of the three particles is at the point with coordinates \(( c , 0 )\).
Find
  1. the value of \(k\),
  2. the value of \(c\).
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