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# Vertical Line Test

## Not a function if a vertical line crosses graph in 2+ places

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
• Practice
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## Vertical Line Test Practice

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• Critical Thinking

## Vertical Line Test Discussion Questions

A list of student-submitted discussion questions for Vertical Line Test.

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## Vertical Line Test Pre and Post Read

To organize ideas, increase comprehension, synthesize learning, demonstrate understanding of key concepts, and reinforce vocabulary using a Quickwrite.

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• Real World Application

## Hospital Monitor

Students research the purpose of hospital monitors and make connections to Algebraic functions and prove that they represent functions.

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• Study Guide

## Representing Functions Study Guide

This study guide reviews coordinates on the coordinate plane and looks at basic concepts of functions (independent and dependent variables, domain and range). It also provides an overview of graphing functions and the vertical line test.

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