It's called Child's Binomial Theorem. If , it's true. If , not so much. For all [LaTeX ERROR: Convert failed] , though, (call it Grown-up's Binomial Theorem).
It's called Child's Binomial Theorem. If , it's true. If , not so much. For all [LaTeX ERROR: Convert failed] , though, (call it Grown-up's Binomial Theorem).