Respuesta :

mhanifa

Answer:

(5x²+2y² + 2xy)(5x²+2y² - 2xy)

Step-by-step explanation:

It must be: 25x⁴+4x²y²+4y⁴

Then solution is:

  • 25x⁴+4x²y²+4y⁴=
  • (5x²)²+2*5x²*2y²+(2y²)² - 16x²y²=
  • (5x²+2y²)² - (4xy)²=
  • (5x²+2y² + 2xy)(5x²+2y² - 2xy)

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