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Math Help - Equation reduction(Boolean)question

  1. #1
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    Equation reduction(Boolean)question

    Hi frens

    Reduce this equation
    [(AB+CD)'D]'

    This is what i did:

    =(AB+CD)D'
    =ABD'

    Is it correct???pls help confirm...tq
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  2. #2
    ynj
    ynj is offline
    Senior Member
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    Quote Originally Posted by anderson View Post
    Hi frens

    Reduce this equation
    [(AB+CD)'D]'

    This is what i did:

    =(AB+CD)D'
    =ABD'

    Is it correct???pls help confirm...tq
    ((ab+cd)'d)'=ab+cd+d',since (ab)'=a'+b' which come from (a and b)'=a' or b'
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