1. (5 pts.) (a) Consider the integral \( \int_{0}^{2} \int_{v^{2}}^{4} f(x, y) d x d y \).
Skatch the region of integration and reverse the order of integration.
(5 pts) (b) Evaluate the integral \( \int_{C} z d s \), where \( C \) is the line segment from \( (1,5,0) \) to \( (3,6,4) \).
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