Positive Derivative (Growing Happier)
A graph of joy over time slopes upward: a positive derivative. Graphs have that effect on some people.
Transcript
[Graph of JOY vs. TIME, rising] "See? Positive derivative. You're growing happier." "Graphs have that effect on me!"
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Free for classrooms, worksheets, slides and other non-commercial use under CC BY-NC 4.0, with credit to Ben Orlin.
Cartoon by Ben Orlin, Math with Bad Drawings. https://cartoons.mathwithbaddrawings.com/2019-10-08-joy-over-time--positive-derivative/ (CC BY-NC 4.0)