SOLUTION: Graph y = -2x2 - 4x + 2. Label the vertex and axis of symmetry. Find the solutions for the vertex and axis of symmetry.

Algebra ->  Quadratic-relations-and-conic-sections -> SOLUTION: Graph y = -2x2 - 4x + 2. Label the vertex and axis of symmetry. Find the solutions for the vertex and axis of symmetry.       Log On


   

Question 256357: Graph y = -2x2 - 4x + 2. Label the vertex and axis of symmetry. Find the solutions for the vertex and axis of symmetry.

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Complete the square.
y=-2x%5E2-4x+%2B+2
y=-2%28x%5E2%2B2x%29+%2B+2
y=-2%28x%5E2%2B2x%2B1%29+%2B+2%2B2
y=-2%28x%2B1%29%5E2%2B4
Axis of symmetry is x=-1.
When x=-1, y=4, the vertex is (-1,4).
.
.
.