Respuesta :

(x+2)^2

This can be rewritten as:

(x + 2)(x + 2)

Multiply everything in the second parenthesis by x.

x^2 + 2x

Multiply everything in the second parenthesis by 2.

2x + 4

Add these equations together.

x^2 + 2x + 2x + 4

Combine like terms.

x^2 + 4x + 4

Hope this helps!
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