Introduction In this article, we will look at several proofs for a famous formula. Formula: Sum of the squares $$\sum_{r=1}^{n}r^2=\frac{n}{6}(n+1)(2n+1)$$ Mathematical induction We begin with the base case, \(n=1\). The …

This website uses cookies

Our website uses cookies to improve your experience. We'll assume you're ok with this, but you can opt-out if you wish.AcceptRead More