If the magnetic field intensity (H) in a conducting region is given by the expression,H = x^{2}i↖{\^} + x^{2}y^{2}j↖{\^} + x^{2}y^{2}z^{2}k↖{\^} A/m. The magnitude of the current density, in A/m2, at x = 1 m, y = 2 m, and z = 1 m, is

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