Prove that every infinite set S contains a proper subset similar to S.
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A: limn→∞an=limn→∞12n3-5n2+9n-112n3-3n2+7n+5=limn→∞n312-5n+9n2-11n3n32-3n+7n2+5n3=122=6
Q: A = {3,5,7,9,11} B={7,9,11,13} C={11,13,15} and D={15,17} find A ∩ B A U B (A ∩ B) U (C ∩ D)
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130 A
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- Label each of the following statements as either true or false. The least upper bound of a nonempty set S is unique.15. Let be a binary operation on the non empty set . Prove that if contains an identity element with respect to , the identity element is unique.Label each of the following statements as either true or false. 1. , for every nonempty set A.