De Morgans Theorem

Discussion in 'Homework Help' started by scouser42, Feb 14, 2010.

  1. scouser42

    Thread Starter New Member

    Feb 7, 2010
    3
    0
    Hi Folks

    Need to solve this (A+B)(A+B) by using de morgans theorem. I reckon the naswer is A exor B but when i try to solve it I can't work it out, Any ideas would be greatly appreciated.
     
  2. Ron H

    AAC Fanatic!

    Apr 14, 2005
    7,050
    657
    Is something missing?
    (A+B)(A+B)=A+B.
    Not sure how you would use DeMorgan's theorem to prove this, or why you would want to.
     
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