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Which of the following relations represent a function? {(-1,-3),(3,2),(3,7)} {(-1,4),(2,7),(3,7)} {(-3,7),(3,-7),(3,7)} {(-1,4),(-1,7),(3,5)}

Which of the following relations represent a function? {(-1,-3),(3,2),(3,7)} {(-1,4),(2,7),(3,7)} {(-3,7),(3,-7),(3,7)} {(-1,4),(-1,7),(3,5)}
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3 votes
Which of the following relations represent a function?

{(-1,-3),(3,2),(3,7)}
{(-1,4),(2,7),(3,7)}
{(-3,7),(3,-7),(3,7)}
{(-1,4),(-1,7),(3,5)}

User AkselK
by
8.4k points

2 Answers

2 votes

Answer: B is correct

Explanation:

User Joel Jonsson
by
8.3k points
3 votes
B
You can only use the same value for x once
User Robbymurphy
by
8.7k points
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