Question

1 Which of the following relations is a function?

L(-2, 3), (2, -3), (4, -2), (-3,4)}
II ((-2, 2), (4, 3), (-3, 3), (-2, 4)}
III. {(2, -3), (3, -4), (3, -3), (-4,4)}
IV. ((-4, 3), (-3, -3), (2, -3), (-2,-4)}
Help me

Answer 1

Answer: I and lV

Explanation:

to find function just look at the x values if they repeat it’s not a function.