SOLUTION: what are the coordinates of the turning point of the parabola whose equation is y = x^2 - 2x - 4 ?

Algebra ->  Quadratic-relations-and-conic-sections -> SOLUTION: what are the coordinates of the turning point of the parabola whose equation is y = x^2 - 2x - 4 ?      Log On


   

Question 1161084: what are the coordinates of the turning point of the parabola whose equation is y = x^2 - 2x - 4 ?
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
This is the vertex, and the x-value is -b/2a or here 2/2 or 1 (b=-2, and a=1)
f(1)=1-2-4=-5
the coordinates are (1, -5)

graph%28300%2C300%2C-10%2C10%2C-10%2C10%2Cx%5E2-2x-4%29