9 The outward flux of the vector field F(x, y, z) = 22 +³+², ²+² 2 te²+y through the boundary of the region E = {(x, y, z) € R³: x² + y² + z² ≤ 4, y ≥ 0, z ≥ 0} is (A) 2 (B) π (C) (D) 2√2

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