Answer:
All the three statements presented are indeed valid and satisfy the De Morgan's theorem.
Step-by-step explanation:
The truth tables are presented in the attached images.
a) The statement (X + Y + Z)' = (X'Y'Z') has its proof in the first image attached.
b) The statement (XYZ)' = (X' + Y' + Z') has its proof in the second image attached.
c) The statement (X + YZ) = (X + Y)(X + Z) has its proof in the third image attached.
Answer:
c
Step-by-step explanation:
Answer:
3 <em>41/24</em> or <em>123/72</em>
Step-by-step explanation:
Answer: yes
Step-by-step explanation: