Question

Is the relation below a function? If it is a function, state the domain.

{(-2, 3), (2, -3), (3, 9), (5, 14), (3, 16)}

Responses

The relation is not a function.
The relation is not a function.

The relation is a function. The domain is {-2, 2, 3, 5}
The relation is a function. The domain is {-2, 2, 3, 5}

The relation is a function. The domain is {-3, 3, 9, 14, 16}
The relation is a function. The domain is {-3, 3, 9, 14, 16}

The relation is a function. The domain is {-3, -2, 2, 3, 5, 9, 14, 16}

Answer 1

The relationship is NOT a function.

Explanation:

In order for a relationship to be a function, the x values cannot repeat. In this scenario - the x value, 3, is repeated in two seperate pairs.

Hope this helps ;)