Calculate the line integral fe F. dr, where F = (ry, r? + y? + 22, yz), and C is the boundary of the parallelogram with vertices (0, 0, 1), (0, 1,0), (2,0, -1), and (2, 1,-2). Note that this parallelogram lics in the plane z = 1-r- y. %3D

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