Respuesta :

Answer:

y²+4y+2x+xy+4

Answer:

xy+y^2+2x+4y+4

Step-by-step explanation:

simplify by multiplying variable in the first parentheses set with the ones in the second parentheses set:

(x+y+2)(y+2)

=(x)(y)+(x)(2)+(y)(y)+(y)(2)+(2)(y)+(2)(2)

=xy+2x+y^2+2y+2y+4

=xy+y^2+2x+4y+4

hope this helps!