The output of the given logic circuit is (a) AB + BA (b) (A + B)A (c) A . B + B . A (d) None of these

Question

The output of the given logic circuit is

(a) \(\overline A\overline B\) + BA

(b) (A + B)\(\overline A\)

(c) \(\overline A\) . B + \(\overline B\) . A

(d) None of these

Answer 1

Answer is (c) \(\overline A\) . B + \(\overline B\) . A

Here, O₁ = \(\overline A{.}\overline B\)