Let S={ R : 0 and
Then S:
contains exactly four elements
is an empty set.
contains exactly one element
contains exactly two elements
Case 1
we take x= 16
case 2
Thus x= 4 :
So there are two elements
Option 1)
contains exactly four elements
Option 2)
is an empty set.
Option 3)
contains exactly one element
Option 4)
contains exactly two elements
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