Question

\(\iint_{\text{S}} {\text{F}} \times {\text{dS = 0}}\)

Short answer

\[\iint_{\text{S}}{{\text{(}}\nabla{\text{f\times}}\nabla{\text{g)}}}\cdot{\text{dS}}\]

Step-by-step solution

1

\[\int_{\text{C}}{{\text{(f}}\nabla{\text{g)}}}\cdot{\text{dr=}}\iint_{\text{S}}{{\text{(}}\nabla{\text{f\times}}\nabla{\text{g)}}}\cdot{\text{dS}}\]