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The number of selection of n objects fro...

The number of selection of n objects from 2n objects of which n are identical and the rest are different is

A

`2^(n)`

B

`2^(n-1)`

C

`2^(n)-1`

D

`2^(n-1)+1`

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The correct Answer is:
A, B, C
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CHHAYA PUBLICATION-MISCELLANEOUS EXAMPLES-WBJEE 2018
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