Use Stoke's Theorem to Evaluate $\int _ { C } \mathbf { F } \cdot d \mathbf { r }$

question 30

Multiple Choice

Use Stoke's theorem to evaluate $\int _ { C } \mathbf { F } \cdot d \mathbf { r }$ , where $\mathbf { F } ( x , y , z ) = e ^ { - 7 x } \mathbf { i } + e ^ { 4 y } \mathbf { j } + e ^ { 5 z } \mathbf { k }$ and $C$ is the boundary of the part of the plane $8 x + y + 8 z = 8$ in the first octant. Select the correct answer.

• A) 69
• B) 16
• C) 49
• D) 0
• E) 23

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