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-5 to a set number is -5
It belongs to any set that contains it. For example, the set {5, sqrt(0.4), pi, Richard, Japan, Purple}. It is also an irrational number, a real number.
It is not an irrational number. Otherwise, it belongs to each of the sets listed above.
The number -4 belongs to the set of all integers. It also belongs to the rationals, reals, complex numbers.
which bank it belongs to