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Which of the following could be the equation of the graph shown above?

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$ y=-{ x }^{ 2 }-2 $

$ y=-{ \left( x+2 \right) }^{ 2 } $

$ y=-{ \left( x-2 \right) }^{ 2 } $

$ y={ \left( x-2 \right) }^{ 2 } $