Find the equation of the axis of symmetry and the coordinates of the vertex of the graph of the function y = 4x2 + 5x – 1.
Accepted Solution
A:
Graph the parabola using the direction, vertex, focus, and axis of symmetry. Direction: Opens Up Vertex: (−5/8,−41/16) Focus: (−5/8,−5/2) Axis of Symmetry: x=−5/8 Directrix: y=−21/8 x. y −3. 20 −2. 5 −5/8. −41/16 0. −1 1. 8