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# Does a vertical line represent a function?

Explaining why a vertical line

**represent a function. Created by Sal Khan.***doesn't*If you're seeing this message, it means we're having trouble loading external resources for Khan Academy.

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# Does a vertical line represent a function?

Current time:0:00Total duration:1:40

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Explaining why a vertical line *doesn't *represent a function. Created by Sal Khan.