How do you find the vertex and axis of symmetry of #y=-4x^2+8x+13#?
1 Answer
Jul 10, 2016
Vertex (1, 17)
Explanation:
x-coordinate of vertex, and of the axis of symmetry:
y-coordinate of vertex:
y(1) = -4 + 8 + 13 = 17
Vertex (1, 17)
