Question

Identify the domain and range for the following. Also, determine if it represents a function.

{(−1, 4), (4, 3), (4, −4), (1, 3)}


A. Domain: {-1, 1, 4}

Range: {-4, 3, 4}

Not a Function


B. Domain: {-4, 3, 4}

Range: {-1, 1, 4}

Function


C. Domain: {-4, 3, 4}

Range: {-1, 1, 4}

Not a Function


D. Domain: {-1, 1, 4}

Range: {-4, 3, 4}

Function

Answer 1

Option D

Explanation:

The domain is all the x-values

The range is all the y-values

The following is a function because there is one unique output for every input.