Question 675588
y = x^2 - 8
Vertex is (0,-8)
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{{{graph(300,200,-10,10,-10,10,x^2-8)}}}
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In the equation {{{y = x^2-8}}},
the -8 is a vertical shift downward on the y axis,
as seen from the below graph of y = x^2
{{{graph(300,200,-10,10,-10,10,x^2)}}}

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