Asked by bob

Which set of ordered pairs represents a function?
Answer
Multiple Choice Answers
left curly bracket, left parenthesis, 6, comma, minus, 1, right parenthesis, comma, left parenthesis, 0, comma, 3, right parenthesis, comma, left parenthesis, 1, comma, minus, 6, right parenthesis, comma, left parenthesis, 0, comma, 0, right parenthesis, right curly bracket{(6,−1),(0,3),(1,−6),(0,0)}
left curly bracket, left parenthesis, 0, comma, 1, right parenthesis, comma, left parenthesis, minus, 5, comma, 5, right parenthesis, comma, left parenthesis, 0, comma, 7, right parenthesis, comma, left parenthesis, 1, comma, 9, right parenthesis, right curly bracket{(0,1),(−5,5),(0,7),(1,9)}
left curly bracket, left parenthesis, 7, comma, 6, right parenthesis, comma, left parenthesis, 7, comma, 2, right parenthesis, comma, left parenthesis, minus, 7, comma, 9, right parenthesis, comma, left parenthesis, minus, 9, comma, 5, right parenthesis, right curly bracket{(7,6),(7,2),(−7,9),(−9,5)}
left curly bracket, left parenthesis, 1, comma, 5, right parenthesis, comma, left parenthesis, minus, 6, comma, 3, right parenthesis, comma, left parenthesis, 9, comma, minus, 1, right parenthesis, comma, left parenthesis, minus, 7, comma, 5, right parenthesis, right curly bracket{(1,5),(−6,3),(9,−1),(−7,5)}

All Answers 1

Answered by GPT-5 mini AI
{(1,5), (−6,3), (9,−1), (−7,5)}

Reason: each input (first coordinate) appears only once, so every domain element has exactly one output.