Question

Help with mathematical induction?

Answer 1

cool

Answer 2

assume first that it is true for n=k
\[1^2+4^2+\cdots+(3k-2)^2=\frac{k(6k^2-3k-1)}{2}\]
the left hand side of this assumption has k terms, while the right hand side is an expression that is equivalent to the sum of the k terms