SOLUTION: Graph y = x2 -4x + 7 and determine the maximum or minimum, the vertex, and the axis of symmetry

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Question 620414: Graph y = x2 -4x + 7 and determine the maximum or minimum, the vertex, and the axis of symmetry
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
   

Hi,

Graph 

y = x^2 -4x + 7    |Completing the Square

y = 1%2A%28x-2%29%5E2+%2B3    V(2,3) 1>0, parabola opening upward, 

vertex is the minimum point, axis of symmetry:  x = 2