document.write( "Question 620414: Graph y = x2 -4x + 7 and determine the maximum or minimum, the vertex, and the axis of symmetry \n" ); document.write( "
Algebra.Com's Answer #390110 by ewatrrr(24785)\"\" \"About 
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\n" ); document.write( "Hi,
\n" ); document.write( "Graph
\n" ); document.write( "y = x^2 -4x + 7 |Completing the Square
\n" ); document.write( "y = \"1%2A%28x-2%29%5E2+%2B3\" V(2,3) 1>0, parabola opening upward,
\n" ); document.write( "vertex is the minimum point, axis of symmetry: x = 2
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