Respuesta :

gmany

The vertex form:

[tex]y=a(x-h)^2+k[/tex]

The standard form:

[tex]y=ax^2+bx+c[/tex]


[tex]y=a(x-h)^2+k\qquad\text{use}\ (a-b)^2=a^2-2ab+b^2\\\\y=a(x^2+2xh+h^2)+k\qquad\text{use distributive property}\ a(b+c)=ab+ac\\\\y=ax^2+2ahx+ah^2+k[/tex]