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If A and B are two finite sets such tha...

If A and B are two finite sets such that `A nn B != phi`, then `n (A uu B)` =

A

`n (A) + n (B)`

B

`n (A) + n (B)+n (A nn B)`

C

`n (A) + n (B) - n (A nn B)`

D

`n (A) . n (B)`

Text Solution

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The correct Answer is:
C
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