SOLUTION: Find the vertex, the line of symmetry, the maximum or min value of the quadratic function. f(x)=4x^2-16x+19

Question 323631: Find the vertex, the line of symmetry, the maximum or min value of the quadratic function.
f(x)=4x^2-16x+19
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Convert to vertex form, where (h,k) is the vertex.

Comparing, the vertex is (2,3).
The vertex lies on the axis of symmetry .
The parabola opens upwards since the coefficient of the term is positive so the vertex value is the minimum value.

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