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In a book self if m books have black cov...

In a book self if m books have black cover and n books have blue cover and all books are different, then the number of ways black books can be arranged side by side are

A

`m!n!`

B

`m!(n+1)!`

C

`(n+1)!`

D

`(m+n)!`

Text Solution

Verified by Experts

The correct Answer is:
B
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