2)
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A B denotes to all common elements in both A and B
- Sample space=S={1,2,3,4,5,6,7,8,9,10}
So
- A={1,2,8}
- B={2,7}
2 is common
Hence
A $\cap$ B={2}
A B denotes to all common elements in both A and B
So
2 is common
Hence
A $\cap$ B={2}