Respuesta :

Answer:

[tex] {x}^{2} + 2x + 1[/tex]

Step-by-step explanation:

[tex]( x + 1)(x + 1)[/tex]

[tex] {x}^{2} + x + x + 1 [/tex]

[tex] {x}^{2} + 2x + 1[/tex]