How Do You Know if a Circle Is Opened or Closed on a Number Line? : Algebra Help

Subscribe Now: http://www.youtube.com/subscription_center?add_user=ehoweducation Watch More: http://www.youtube.com/ehoweducation You should be able to tell whether a circle is open or closed just by looking at the associated number line. Find out how you know if a circle is open or closed on a number line with help from a distinguished math teacher in this free video clip. Expert: Marija Kero Filmmaker: Victor Varnado Series Description: Whether you're teaching algebra or are trying to learn it yourself, everyone can use a little help with mathematics every now and again. Get tips on algebra and learn how to both complete and teach various types of problems with help from a distinguished math teacher in this free video series.