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The number of ways of choosing 10 object...

The number of ways of choosing 10 objects out of 31 objects of which 10 are identical and the remaining 21 are distinct, is

A

`2^(20)-1`

B

`2^(20)+1`

C

`2^(20)`

D

`2^(21)`

Text Solution

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The correct Answer is:
C
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