Respuesta :

Answer:

  • 51

Step-by-step explanation:

Given expression:

  • 3(x + y) +2x² + (1 + y)²

Find its value when x = 4 and y = 1, substitute:

  • 3(4 + 1) + 2*4² + (1 + 1)² =
  • 3*5 + 2*16 + 2² =
  • 15 + 32 + 4 =
  • 51