Respuesta :
Answer:
9
Step-by-step explanation:
Take the coefficient of the x term
6
Divide it by 2
6/2 =3
Square it
3^2 =9
This is what we add for a perfect square
Answer:
9
Step-by-step explanation:
Take the coefficient of the x term
6
Divide it by 2
6/2 =3
Square it
3^2 =9
This is what we add for a perfect square