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In the Bollean algebra, the following on...

In the Bollean algebra, the following one which is not equal to `A` is.

A

`A.A`

B

`A + A`

C

`overline A. A`

D

`overline (overline (A)+ overline (A))`

Text Solution

Verified by Experts

The correct Answer is:
C
`overline (A). A =0`.
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