Question 195037
(x-4 )  =  1/4 (y+1)^2
.
leading  coefficient  is  positive,  therefore  it  is  a  horizontal  parabola,  pointed  right.
.
vertex  is  at  ,,,,( 4,  -1 ),,, and  axis  of  symmetry  is  at  y= -1
.
checking  a  few  points  (4,-1),,,,(4.25,0),,,,(4.25,  -2),   ok