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Middle Grades Mathematics 5–9

Question 9 of 29

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Competency 2—Knowledge of algebra

DIRECTIONS: Read the question and select the best response.

Which of the following rules represents a function?

Choose an answer

left curly bracket left paren x comma y right paren colon y squared equals x squared right curly bracket
left curly bracket left paren x comma y right paren colon y equals x squared right curly bracket
left curly bracket left paren x comma y right paren colon the absolute value of y equals x squared right curly bracket
left curly bracket left paren x comma y right paren colon y squared equals x right curly bracket

Enter to expand or collapse answer.Answer expanded: Correct Response: B.