Respuesta :

Answer:

a^2+2ab+b^2+2a+2b

Let's simplify step-by-step:

a^2+b^2+2ab+2a+2b

= a^2+2ab+b^2+2a+2b

I hope this helped!! Have a great and wonderful day!! :D

(Please mark me brainliest. It will highly be appreciated.) :)