# Calculators Definite Double Integral on Wolfram

1. Nov 22, 2011

### ahaanomegas

How would you solve the following problem on Wolfram|Alpha (www.wolframalpha.com)? [Broken]

Problem

If $C$ is a circle or radius $1$ with equation $x^2+y^2=1$, find
$\iint_{C} (x^2 + y^2) \cdot \mathrm{d}x \cdot \mathrm{d}y$​

Last edited by a moderator: May 5, 2017
2. Dec 19, 2011