Hello, I am trying to simplify the following:
AAB!C + ABB!C + ABC!C + AB!CD
(exclamation mark means NOT)
I keep on coming up with AB but I know the answer is AB!C
My working is as follows:
AAB!C + ABB!C + ABC!C + AB!CD
= AB!C + AB!C + AB + AB!CD
= AB!C + AB + AB!CD
= AB!C(D+1) + AB
= AB!C + AB
= AB(!C + 1)
= AB
Can anyone see where I am going wrong ?
Thanks kindly for any help.
AAB!C + ABB!C + ABC!C + AB!CD
(exclamation mark means NOT)
I keep on coming up with AB but I know the answer is AB!C
My working is as follows:
AAB!C + ABB!C + ABC!C + AB!CD
= AB!C + AB!C + AB + AB!CD
= AB!C + AB + AB!CD
= AB!C(D+1) + AB
= AB!C + AB
= AB(!C + 1)
= AB
Can anyone see where I am going wrong ?
Thanks kindly for any help.