Graph n(x)=∣x∣\displaystyle {n}{\left({x}\right)}={\left|{x}\right|} on the Cartesian plane.

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The domain of n(x)\displaystyle {n}{\left({x}\right)} is:   

The range of n(x)\displaystyle {n}{\left({x}\right)} is:   

If any of the above do not exist, enter your answer as "DNE".

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