ebolagola ebolagola
  • 25-08-2019
  • Mathematics
contestada

A-b=12 ab=14 find a2 +b2

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jimrgrant1 jimrgrant1
  • 25-08-2019

Answer:

172

Step-by-step explanation:

(a - b)² = a² - 2ab + b², hence

a² + b² = (a - b)² + 2ab = 12² + (2 × 14) = 144 + 28 = 172

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Аноним Аноним
  • 06-09-2021

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