Tiêu đề Vector Analysis Lecture 07 13_06_2022.pdf ✅

❑ Important Points to Remember: (1) ∇ . A Ԧ ± B = ∇ .A Ԧ ± ∇ .B (2) ∇ . ∅ A Ԧ = ∇ ∅ . A Ԧ + ∅ ∇ .A Ԧ 2
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