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Relations and F...

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  • Question 1
    1 / -0

    Consider a relation R in a set A, if no element of A is related to any element of A.

    i.e. R = ϕ ⊂ (A x A) is 

  • Question 2
    1 / -0

    Each element of A is related to every element of A by the relation R in a set A is .... .

  • Question 3
    1 / -0

    A function f :  X → Y is invertible if f is

  • Question 4
    1 / -0

    Which is the correct number of binary operations on the set {1, 2, 3}?

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