Digital Tech Questions (23) Boolean Algebra / Logic Gates / Truth Tables etc.

Total of 23 questions. See attachment for details. On Digital technology including logic gates, boolean algebra, truth tables, etc. See a couple examples below for questions, rest in attachment. ex Which of the following is the simplest form of the expression Y = ABC[AB + C(BC + AC)]? another ex. Using Boolean algebra, the complete simplification of Z = AB + A(B + C) + B(B + C) gives us? One more ex (see attachment for all questions): Using Boolean algebra to simplify the expression Z = AB + A(B + C) + B(B + C), the completed first step would result in the expression?