Respuesta :

[tex] 2(x+1)^{2}+3 [/tex]   [tex]2(x+1)(x+1) + 3[/tex]   [tex]2(x^{2} +2x+1)+3[/tex]   [tex]2x^{2}+4x+2+3 [/tex]   [tex]2 x^{2} +4x+5[/tex]
(2(x+1)^2) + 3

The vertex of this parabola is (-1,3), as this equation is already in vertex form.