Question

16. Which one of the following is not a real function ?
(a) {(x, y): x, y e R, xº = y}
(6) {(x, y) : x, y € R, y3 = x}
C){(x, y) : x, y e R, y2 = x}
(d) {(x, y): x, y e R, = y}

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Answer 1

Answer:

B

Step-by-step explanation:

Is not a real function.