# Boolean Rules,. help pls

Discussion in 'Math' started by bergin47, Nov 25, 2007.

1. ### bergin47 Thread Starter New Member

Nov 25, 2007
1
0
1.) AB'C' + A'B'C' + A'BC' + A'B'C
2.) ABC + A'BC + AB'C + AB'C' + A'BC' + A'BC' + A'B'C'
3.) A(A + B + C)(A' + B + C)(A + B' + C)(A + B + C')
4.) (A + B + C)(A + B' + C')(A + B + C')(A + B' + C)

Help me out guys, please show the solutions...

i have the answers for #1 & #2 but i don't know how to get into those.

Ans:
1.) A'B' + A'C' + B'C'
2.) A + B + C'

help!!!

advance thanks to those who are willing to help....

just pm me at my YM (kc_western@yahoo.com) or just reply on this topic. thanks... ^^

Nov 17, 2003
6,960
145
3. ### iceman11` Active Member

May 4, 2007
39
0
i wud say the best method of tackling these problems is to look for common factors while similataneously appplying de Morgans theoram

4. ### Dave Retired Moderator

Nov 17, 2003
6,960
145
Good advice, particularly for the later two questions. For De Morgans see: http://www.allaboutcircuits.com/vol_4/chpt_7/8.html

Dave