# What is the axis of symmetry of the graph of #y=-(x+3)^2-6#?

##### 1 Answer

May 26, 2015

If you complete the square, as was done in this case, it's not hard.

It's also easy to find the vertex.

*to the left* as compared to the standard-parabola

(because

[It is also displaced

So the axis of symmetry lies at

And the vertex is

graph{-(x+3)^2-6 [-16.77, 15.27, -14.97, 1.05]}