Respuesta :

Wolfyy

Answer:

y^2 + 4y + 3

Step-by-step explanation:

(y + 3)(y + 1)

(y*y) + (y*1) + (3*y) + (3*1)

y^2 + y + 3y + 3

y^2 + 4y + 3

Best of Luck!