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completing the square

noun Mathematics.

a method, usually of solving quadratic equations, by which a quadratic expression, as x2 − 4x + 3, is written as the sum or difference of a perfect square and a constant, x2 − 4x + 4 + 3 − 4 = (x − 2)2 − 1, by addition and subtraction of appropriate constant terms.

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Nearby words

  1. complete transduction,
  2. completely,
  3. completely normal space,
  4. completely regular space,
  5. completer set,
  6. completion,
  7. completionist,
  8. completist,
  9. complex,
  10. complex absence
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019