Vertical Line Test = Easy 2 Pts!! Jan 16 CC Alg I Regents #26

Do your students know this?  This is an easy 2 points

Word definition of a function: Every x must have just one unique y

Graphical definition of a function:
Does it pass the vertical line test?  If not, it is not a function.
Drawing a vertical line at x = 2, your vertical line will pass through both dots and therefore this is NOT a function.

Easy 2 points!!

 

Jan 2016 Alg I Regents 26 answer

 

 

 

 

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s