Question

Let A = {a, b, c, d} and B = {x, y, z}. Which of the following are relations from A to B?

(i) {(a, y), (a, z), (c, x), (d, y)}

(ii) {(a, x), (b, y), (c, x), (a, d)}

(iii) {(a, x), (y, d), (x, c)}

(iv) {(y, a), (z, a), (z, c), (y, d)}

(v) {(a, x), (x, a), (b, y), (y, b)}

(vi) {(a, x), (b, y), (c, z), z}

(vii) {a, b, x, y, z}​

Answer 1

Step-by-step explanation:

(vi) {(a, x), (b, y), (c, z), z}

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