Table 5: The truth tables for 𝑓 1 ( 𝑋 ) = 𝑥 3 + 𝑥 2 𝑥 1 and for 𝑓 2 ( 𝑋 ) = 𝑥 3 𝑥 2 𝑥 1 .

𝑥 3 𝑥 2 𝑥 1 𝑓 1 𝑓 2

000 0 0
001 0 1
010 0 1
011 1 0
100 1 1
101 1 0
110 1 0
111 1 1