Replies

• 
  Deavmi 5 years ago

  @sarah If you multiply (a+b)^2 (a plus b squared) fully out then it becomes a^2+2ab+b^2

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• 
  Sarah 5 years ago

  I'm completely baffled!help!😂

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• 
  Deavmi 5 years ago

  When you bout to expand it to a^2+b^2

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