Question 1 (Competence)
Which of the following choices is equivalent to x AND (y AND z)?
A) (x⋅y AND x⋅z)
B) x OR (y OR z)
C) (x AND y) AND z
D) x(yz)
Question 2 (Expert)
Simplify the following Boolean expression:
xy + xyz + xyc + xyzc
A) 4x4y2z2c
B) xy
C) 4x + 4y + 2c + 2z
D) Expression is already simplified.