What is the axis of symmetry and vertex for the graph #y=x^2+6x-7#?
1 Answer
Jun 29, 2016
Vertex (-3, -16)
Explanation:
x-coordinate of vertex, and of axis of symmetry:
y-coordinate of vertex:
y(-3) = 9 - 18 - 7 = -16
Vertex (-3, - 16)
graph{x^2 + 6x - 7 [-40, 40, -20, 20]}