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If A is collection of natural numbers wh...

If A is collection of natural numbers which are less than 2 and `B={x : x in N, x" is neither prime nor composite"}` then `A nn B=` ________.

A

`phi`

B

`{1}`

C

`N`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
`A={1}`
`B={1}`
`A nn B={1}`
Hence, the correct option is (b).
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