Evaluate Where F(x, Y, Z) = 2y I $\sigma$ Is That Portion of the Cone Which Lies in 2z

Short Answer

Evaluate where F(x, y, z) = 2y i + 2z j + 2y k and $\sigma$ is that portion of the cone which lies in the first octant between x = 1 and x = 3. The surface is oriented by forward unit normals.