Is 3.18 a whole number
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30 belongs to the set of natural numbers
10 belongs to the set "natural numbers", but it can also belong to whole numbers, and rational numbers
integers
It belongs to any set that has -17 amongst its members.Given that this is schoolwork, the answer teacher probably wants is: the set of integers.It also belongs to the set of rational numbers, the set of negative integers, the set of real numbers, the set of complex numbers, the set {43.2, 98, -17, pi} and an infinite number of others.It belongs to the set of complex numbers in spite of having no 'imaginary' part. Real numbers are just special cases of complex number in which the imaginary part happens to be zero. Rational numbers are special cases of real numbers. Integers are special cases of rational numbers.
Sure! 15 belongs to several sets of numbers, including the natural numbers, whole numbers, integers, rational numbers, and real numbers. In each set, 15 is classified based on its properties and relationships with other numbers. These sets form a hierarchy, with each set containing the previous set as a subset.