Questions asked by Rigoloso

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• Use the principle of mathematical induction to prove that?: See picture
  
• Finding the value of #x# given #y# is a maximum? See picture below
  
• Calculate the length of the chain ABCD? See picture below.
  
• Expressing in different form and finding a maximum? See picture below (7 marks)
  
• Forces experienced by a wire? See picture
  
• Direction of electric field? See picture
  
• Two boats defined by vectors? (See picture)
  
• Finding coordinates of points using vectors? (See picture)