Z+ is the set of all positive integers (1, 2, 3, ...), while Z- is the set of all negative integers (..., -3, -2, -1). Zero is not included in either of these sets . Znonneg is the set of all positive integers including 0, while Znonpos is the set of all negative integers including 0.
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Answer:
Z+ is the set of all positive integers (1, 2, 3, ...), while Z- is the set of all negative integers (..., -3, -2, -1). Zero is not included in either of these sets . Znonneg is the set of all positive integers including 0, while Znonpos is the set of all negative integers including 0.
Step-by-step explanation: