Question

Identify the statements which are true.

(i)  A + 0 = A

(ii)  A.A = A

(iii)  \(A+\overline{A}=1\) 

(iv)  A. O = O

(a) (iii) (iv) are true

(b) (i) (ii) are true

(c) (i) (ii) (iii) are true.

(d) all are true

Answer 1

(d) all are true