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Find the incorrect statement:...

Find the incorrect statement:

A

`1/(7!) + 1/(8!) =(9)/(8!)`

B

`((n+3)!)/((n+1)!)` is (n+2)(n+3)

C

`""^(n-1)P_(r-1)=""^(nxxn)P_(r)`

D

`lfloor(0) =1`

Text Solution

Verified by Experts

The correct Answer is:
C
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