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Q9. (a) A logic circuit behaves according to the Boolean expression:

Produce EACH of the following:

(i) the truth table for this expression.

(ii) the Boolean expression in its simplest form.

(iii) the circuit diagram for the Boolean expression obtained in (ii);

(iv) the equivalent circuit diagram to that obtained in (iii) using only

(b) Simplify, as fully as possible, the following Boolean expression: