hey mate:-
- hey mate:- A{12,20,21,22,23}
- here number of elements in A= 5
B{18,19,20,21,22}
here number of elements in B= 5
- number of elements in A= number of elements in B= 5
as we know
when number of elements are same
given
- here number of elements in A=here number of elements in B
there fore these are equivalent sets..,,