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Exploring Convergent and Divergent Geometric Series with Desmos

April 29, 2016 4:37 pm

I could not find a Desmos teacher activity exploration for series, so I made my own.  Everything is better with Desmos!

This activity works best if students are already familiar with geometric sequences and series.  They are really just exploring convergent and divergent.  I instruct them to look up the words convergent and divergent in the dictionary.  I thought knowing these definitions would help it make sense.  I also included a geometric sequence and series link from Math Is Fun at the end.

Desmos Convergent and Divergent Geometric Series Activity.

Screen Shot 2016-04-28 at 9.53.55 PM

Enjoy!

Posted by I Speak Math

Categories: Algebra 2

Tags: , , ,

3 Responses to “Exploring Convergent and Divergent Geometric Series with Desmos”

  1. This is terrific. I wish I’d had this 4 weeks ago when I was teaching this topic. Will definitely use it next year. Thanks for sharing.

    By Donna MacKinnon on April 29, 2016 at 5:04 pm

  2. I do think you should try them with 0.999 in place of 2 on the desmos page you show. perhaps with 0.5 first !!!

    By howardat58 on April 29, 2016 at 7:53 pm

    1. Ok! I will. Thank you for the tip!

      By I Speak Math on May 7, 2016 at 9:27 am

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