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properties of integers Q9

If p, x and y are all 0 then why denote them through different symbols?

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Anonymous shared this idea  ·   ·  Flag idea as inappropriate…  ·  Admin →
completed  ·  AdminRichard (Community manager, GRE Online Prep) responded  · 

They may be all 0’s, but also may be some other numbers according to condition: “p and x are non-negative numbers and y is a non-positive number”. That is why they are denoted by different symbols.
Hope it helped ;)

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