Respuesta :

Answer:

[tex]a^2 + 2ab + b^2[/tex]

Step-by-step explanation:

Given

[tex](a + b)^2[/tex]

Required

Express as a standard polynomial

We have:

[tex](a + b)^2[/tex]

Rewrite as:

[tex](a + b)(a + b)[/tex]

Open bracket

[tex]a^2 + ab + ab + b^2[/tex]

Add like terms

[tex]a^2 + 2ab + b^2[/tex]