chapa18 chapa18
  • 25-01-2019
  • Mathematics
contestada

how do you solve this?!

how do you solve this class=

Respuesta :

jimrgrant1 jimrgrant1
  • 25-01-2019

Answer:

x² + 4xy + 4y²

Step-by-step explanation:

(x + 2y)² = (x + 2y)(x + 2y)

Each term in the second factor is multiplied by each term in the first factor

(x + 2y)(x + 2y)

= x(x + 2y) + 2y(x + 2y) ← distribute both parenthesis

= x² + 2xy + 2xy + 4y² ← collect like terms

= x² + 4xy + 4y²



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