Question

Which of the following sets represents a function?
{(3, 5), (-1, 7), (3, 9)}
{(1, 2), (3, 2), (5, 7)}
{(1, 2), (1, 4), (1, 6)}

Answer 1

That x value cannot share the same y value (to be a function)

Answer 2

So what can be the answer?

Answer 3

b?

Answer 4

Yes :) well done

Answer 5

thanks

Answer 6

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