41. Let J = 10y²z ax – 2x²y ay + 2x²z az and find the total current crossing the surface x = 3, m² 2 ≤ y ≤ 3,3.8 ≤ z ≤ 5.2 in the ax direction. a. 399 A b. 450 A C. 350 A d. 300 A
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