Evaluate∫∫ (x2+y2 )dxdy by changing into polar coordinates. 2.A] Evaluate \int_{0}^{1}\int_{0}^{\sqrt{1-y^{2}}} (x2+y2 )dxdy by changing into polar coordinates. Answer: Evaluate \int_{0}^{1}\int_{0}^{\sqrt{1-y^{2}}} (x2+y2 )dxdy by changing into polar coordinates