Pet Memes

The missing term in the binomial expansion has been found, and it's a cat! When you expand (a+b)², you get a² + 2ab + b², but this mathematical feline is clearly only interested in the middle term. Thirty years of teaching algebra and I've never seen a student grasp the concept this quickly. If only my freshman could absorb mathematical principles as efficiently as this cat absorbs the cross-product term. Next week: trying to explain imaginary numbers to the dog.