document.write( "Question 379478: Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic function.
\n" ); document.write( "f(x)=4x^2-8x+7
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Algebra.Com's Answer #269434 by robertb(5830)\"\" \"About 
You can put this solution on YOUR website!
\"f%28x%29+=+4%28x%5E2+-+2x%29+%2B+7+=+4%28x%5E2+-+2x+%2B+1%29+-4+%2B+7+=+4%28x-1%29%5E2+%2B+3\". Vertex is the point (1,3). Line of symmetry is x = 1, and the minimum value is 3. \n" ); document.write( "
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