Question

1. It is taken to be any collection of objects, mathematical or otherwise.
2. Two sets are said to be
if AnB = 0.
3. Let A be a set. The set of all subsets of A is called
4. The
of A and B is the set of elements in either A or B.
5. The
denoted AxB, of two sets is the set of ordered
pairs {(a,b)a e Ab E B}.
6. A relation is called an
if it is reflexive, symmetric,
and transitive.
7. It is a rule that assigns a single value f(x) E Y to each element X e X.
8. For a finite set A, the
equals the number of elements in
A.
9. It is a set containing exactly one element such as{a}.
10. We say that A is a of B if, for all x, if x e A then x EB.​

Answer 1

Answer:

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