This 8.5" x 11" poster has the definition of a derivative! Color printing recommended but can be printed grayscale if desired.Q: What wild animal is good at calculus?A: A tangent lion!***A rating/review would be greatly appreciated! For more word wall printables, check out my other listings. If you have any words you'd like to see in the future, please let me know.*** Thank you for your support :)