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Type: Multiple-Choice
Category: Functions and Relations
Level: Grade 10
Standards: HSF-IF.A.1
Score: 1
Tags: HSF-IF.A.1
Author: jjstanley
Last Modified: 7 years ago

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Grade 10 Functions and Relations CCSS: HSF-IF.A.1

Which of these equations is not a function?

$y=x^2$
$x=3$
$y=4x+3$
$f(y)=4y^2 -2$