hasil dari (y+3)(y+4) tolong yah

(y+3)(y+4)
y^2 +4y+3y +12
y^2 +7y +12
semoga membantu

(y+3)(y+4)
=y×y + y×4 + 3×y + 3×4
=Y"kuadrat" + 4y + 3y + 12
= Y"kuadrat" + 7y + 12
maaf kalau salah