SOLUTION: Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic function, and graph the function. {{{f(x)=2x^2-8x+8}}}

Algebra ->  Graphs -> SOLUTION: Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic function, and graph the function. {{{f(x)=2x^2-8x+8}}}      Log On


   



Question 394691: Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic function, and graph the function.
f%28x%29=2x%5E2-8x%2B8

Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!

Hi
Note: vertex form of a parabola, y=a%28x-h%29%5E2+%2Bk where(h,k) is the vertex
f%28x%29=2x%5E2-8x%2B8 |completing square to put into vertex form
f%28x%29=2%28x-2%29%5E2 Vertex pt(2,0), a minimum point for F(x)
Line of symmetry is x = 2