Subject

    কম্পিউটার ও তথ্য প্রযুক্তি

    Topic

    সংখ্যা পদ্ধতি ও প্রোগ্রামিং

    Boolean Algebra- এর নিচের কোনটি সঠিক?

    ক)
    A + Ā = 1
    খ)
    A.A = 1
    গ)
    A + A = 2A
    ঘ)
    উপরের কোনটিই নয়

    Explanation

    ∎Boolean Algebra: DEFINITION of 'Boolean Algebra' A division of mathematics which deals with operations on logical values. Boolean algebra traces its origins to an 1854 book by mathematician George Boole. The distinguishing factor of Boolean algebra is that it deals only with the study of binary variables. Complement Law – A term AND ´ed with its complement equals “0” and a term OR ´ed with its complement equals “1” A . A = 0 A variable AND’ed with its complement is always equal to 0 A + A = 1 A variable OR’ed with its complement is always equal to 1 See Details

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