document.write( "Question 138130: Would someone please show the graph and whether concave up or concave down? \r
\n" ); document.write( "\n" ); document.write( "y= -(x-2)^2\r
\n" ); document.write( "\n" ); document.write( "y= -(x^2-4x+4)
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Algebra.Com's Answer #100883 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
y=-(x-2)^2
\n" ); document.write( "y=-(x^2-4x+4)
\n" ); document.write( "y=-x^2+4x-4 (red line)
\n" ); document.write( "y=-(x^2-4x+4)
\n" ); document.write( "y=-x^2+4x-4 (green line)
\n" ); document.write( "\"+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+-x%5E2+%2B4x+-4%2C+-x%5E2+%2B4x+-4%29+\"
\n" ); document.write( " (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, of TWO functions -x^2 +4x -4 and -x^2 +4x -4).
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