For a Boolean variable 𝑥, which of the following statements is/are FALSE?

GATE · 2024 · CS · Set 2 · Computer Science & IT

1. A.

   $𝑥. 1 = 𝑥$

2. B.

   $𝑥 + 1 = 𝑥$

3. C.

   $𝑥. 𝑥 = 0$

4. D.

   $𝑥 + \overline {𝑥}  = 1$

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