Which of the following relations is a function? a {(1, 2), (3, 2), (1, 4)} b {(1, 2), (1, 0), (-3, -4)} c {(1, 2), (3, 2), (5, 2)} d {(1, 2), (-3, 2), (-3, 3)}
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Answer:
its answer is a
Step-by-step explanation:
right answer is A
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