katieg28921 katieg28921
  • 23-03-2020
  • Mathematics
contestada

The expression (a^2 + b^2)^2 is equivalent to

Respuesta :

devishri1977
devishri1977 devishri1977
  • 24-03-2020

Answer:

Step-by-step explanation:

(x + y)² = x² + 2xy + y²

(a² + b²)²  = (a²)² + 2*a²*b² + (b²)²      {x = a² ;  y = b²}

                = a⁴ +2a²b² + b⁴    

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