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     EduGorilla 
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    Consider the following relations from A to B where A = {u, v, w, x, y, z} and B = {p, q, r, s}.

    1. {(u, p), (v, p), (w, p), (x, q), (y, q), (z, q)}
    2. {(u, p), (v, q), (w, r), (z, s)}
    3. ((u, s), (v, r), (w, a), (u, p), (v, q), (z, q)}
    4. {(u, q), (v, p), (w, s), (x, r), (y, q), (z, s)}

    Which of the above relations are not functions?

    Options :-

    1. 1 and 2
    2. 1 and 4
    3. 2 and 3
    4. 3 and 4
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Reply To: Consider the following relations from A to B where A = {u, v, w, x, y, z} and B = {p, q, r, s}.1. {(….
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