Mathematics
A = {x : x is a prime number} and B = {x : x is an even natural number}. Then A ∩ B is
- an empty set
- a singleton set
- an infinite set
- equal to A
Sets
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Answer
A ∩ B represents numbers that are both prime and even natural numbers. The only number that fits this is 2. Since the resulting set is {2}, it contains exactly one element, making it a singleton set.
Hence, option 2 is the correct option.
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