SOLUTION: For the quadratic function: 2x^2 - 4x -6, FInd the a: domain b. range c. axis of symmetry

Algebra ->  Functions -> SOLUTION: For the quadratic function: 2x^2 - 4x -6, FInd the a: domain b. range c. axis of symmetry      Log On


   

Question 182542: For the quadratic function:
2x^2 - 4x -6,
FInd the a: domain
b. range
c. axis of symmetry
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
:
y=2%28x%5E2-2x%2B1%29-2-6
:
y=2%28x-1%29%5E2-8
:
domain is all real numbers
:
range is all y:y%3E=-8
:
axis of symmetry is x=1
:
graph%28300%2C300%2C-10%2C10%2C-10%2C10%2C2x%5E2-4x-6%29