document.write( "Question 1008594: give the coordinates of the vertex. Sketch the graph of the equation. \r
\n" ); document.write( "\n" ); document.write( "y=x^2-1
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Algebra.Com's Answer #624196 by stanbon(75887)\"\" \"About 
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give the coordinates of the vertex. Sketch the graph of the equation.
\n" ); document.write( "y=x^2-1
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\n" ); document.write( "Vertex form::
\n" ); document.write( "y = (x-0)^2 - 1
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\n" ); document.write( "Vertex:: (0,-1)
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\n" ); document.write( "{{graph(400,400,-10,10,-10,10,x^2-1)}}}
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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