Margaret’s love for Desmos is fully endorsed by the other half of this blog!
If you aren’t convinced, here’s some additional classroom action:
Yesterday in pre-calc, my students did an investigation about power functions. They graphed groups of these functions and made generalizations about their characteristics.
Here’s what a group of power functions looks like on a graphing calculator:
Here’s what the same group of power functions looks like graphed on Desmos:
Which one makes it easier to tell that all the functions in this group are symmetric about the y-axis? A picture is worth a thousand words.