D.

X = 1

13.

Find the vertex: y = - (x+6) ² + 2

the vertex of this parabola is at (-6, 2).

Step-by-step explanation:

Compare the given y = - (x+6) ² + 2 with the standard vertex form:

y = a (x - h) ^2 + k. We see that

h must be - 6 and k must be 2.

Thus the vertex of this parabola is at (-6, 2).