यदि A={1,2,3},B={2,3,4} हो, तो A-B=...

यदि `A={1,2,3},B={2,3,4}` हो, तो `A-B=`

A

`{1}`

B

`{2,3}`

C

`{4}`

D

इनमे से कोई नहीं ।

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The correct Answer is:

A

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