Math math math math Need asap!! I’ll make you brainliest answer!!

Showing your work identify the vertex for each equation

1) y =-x^2+2x+1


2) y=-x^2-x


3) y=2x^2+5


Respuesta :

1) (x+1)(x+1) so the vertex is (-1, -1)
2) complete the square so the vertex is (1/2, -1/4)
3) 2(x+0)^2 + 5 so the vertex is (0,5)