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Maharashtra State BoardSSC (English Medium) 8th Standard
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Revision: Expansion Formulae Mathematics SSC (English Medium) 8th Standard Maharashtra State Board

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Formulae [4]

  • (x + a)(x + b) = x2 + (a + b)x + ab
  • (a + b)3 = a3 + 3a2b + 3ab2 + b3.
  • (a - b)3 = a3 - 3a2b + 3ab2 - b3.
  • (a + b + c)2 = a2 + b2 + c2 + 2ab + 2bc + 2ac.

Concepts [4]

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