There is a hierarchy of sets:
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No, because there are an infiite number of sets that contain -5. For example {-5, 8}, which does not even have a name.
Natural numbers.
there are 5 diffeerent sets Natural Numbers whole numbers integers rational numbers irrational numbers.
With math for most people, the set of complex numbers can be considered to enclose all other sets of numbers.There are, however, sets of numbers that have been created which are outside the scope of 'complex numbers'.
the answer is -1