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Sing of square and cube of integer numbers

What is the sign of 2503?

What is the sign of 823?

What is the sign of -10793?

What is the sign of -1003?

What is the sign of -1342?

What is the sign of -22?

What is the sign of -73?

What is the sign of -1002?

What is the sign of 722?

What is the sign of 22?