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Tri_Edge_1836

  • 3 years ago

Question on Simplifying Boolean expression (Logic Gates) Q1) ABC + AB(bar)C + ABC(bar) ---Here I'm getting the answer AB + AC -Is that Right??? Q2) AB + A(bar)C + BC (bar) -> Line above the letter. Also called Dash sometimes.

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  1. ganeshie8
    • 3 years ago
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    |dw:1346087551850:dw|

  2. ganeshie8
    • 3 years ago
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    Q1 is like above ?

  3. ganeshie8
    • 3 years ago
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    last bar is only for C, or for whole ABC ?

  4. Tri_Edge_1836
    • 3 years ago
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    Last bar is only for C. Any yes it is as U've shown.

  5. ganeshie8
    • 3 years ago
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    okay lets see...

  6. Tri_Edge_1836
    • 3 years ago
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    Please do. I'm seriously stumped. (For the second one- The 1st one atleast i got something)

  7. ganeshie8
    • 3 years ago
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    first one is correct :

  8. ganeshie8
    • 3 years ago
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    |dw:1346088083347:dw|

  9. ganeshie8
    • 3 years ago
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    |dw:1346088160067:dw|

  10. ganeshie8
    • 3 years ago
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    Q2 is like above ,right ?

  11. Tri_Edge_1836
    • 3 years ago
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    Nope. Its AB + A'C + BC. A' as In A(bar)

  12. Tri_Edge_1836
    • 3 years ago
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    Thats wat stumped me as i couldn't really find anything to take common and continue forth. :(

  13. ganeshie8
    • 3 years ago
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    okay just a sec.. let me get a paper !

  14. ganeshie8
    • 3 years ago
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    answer should simplify to : A'C + AB im trying to work backwards...

  15. ganeshie8
    • 3 years ago
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    ah its simple friend...

  16. ganeshie8
    • 3 years ago
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    AB + A'C + BC AB + A'C + BC(A + A')

  17. Tri_Edge_1836
    • 3 years ago
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    Ok.

  18. ganeshie8
    • 3 years ago
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    AB + A'C + ABC + A'BC

  19. ganeshie8
    • 3 years ago
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    group 1st & 3rd terms

  20. ganeshie8
    • 3 years ago
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    2nd & last terms

  21. Tri_Edge_1836
    • 3 years ago
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    Wait since u said U are trying to solve it backwards, does that mean u found the answer somewhere? U get AB(1+C)+(1+B)A'C

  22. ganeshie8
    • 3 years ago
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    since, 1+x = 1

  23. ganeshie8
    • 3 years ago
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    it simplifies to AB + A'C

  24. ganeshie8
    • 3 years ago
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    i simplified it using karnaugh-map quickly.... and worked backwards hehe

  25. Tri_Edge_1836
    • 3 years ago
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    Thanku very much. FOrgot about that Identity. :) Yes I guess i understood now. :) -Closing thread. :)

  26. ganeshie8
    • 3 years ago
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    glad to hear :) yw !!!

  27. Tri_Edge_1836
    • 3 years ago
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    Just an FYI, I was stumped bby thihs for quite some time now. U helped me alot. :D

  28. ganeshie8
    • 3 years ago
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    np :D

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