Question

define set, subset, union of two set , intersection of two sets and Cartesian pproduct of two sets with examples define equivalence relation. partial and total order relation with example prove that set of real numbers is uncountable and union of countable set is also countable. ​​

Answer 1

Answer:

define set, subset, union of two set , intersection of two sets and Cartesian pproduct of two sets with examples define equivalence relation. partial and total order relation with example prove that set of real numbers is uncountable and union of countable set is also countable.