Sign in Get started free

Complete · 60 Days68 / 188

EasyCalculus & Linear AlgebraAcceptance 87%

Sum of First 10 Squares

Jane StreetTwo Sigma

What is $1^2 + 2^2 + 3^2 + \cdots + 10^2$ ?

Approach

There is a closed form: n(n+1)(2n+1)/6.

Answer

Show the final answer

The answer is 385. Sign in free for the full worked solution and to check your own answer.

Related problems

Gaussian IntegralMedium Derivative of xˣMedium Maximize x^(1/x)Hard Integral of x·e^(−x)Medium Trace = Sum of EigenvaluesEasy Determinant = Product of EigenvaluesEasy

More in Calculus & Linear Algebra.