A series of free Calculus Video Lessons.
Line Integrals - Evaluating a Line Integral
This video gives the basic formula and does one example of evaluating a line integral.
Evaluating a Line Integral Along a Straight Line Segment
This video evaluates a line integral along a straight line segment by using a parametric representation of the curve (using a vector representation of the line segment) and integrating.
Introduction to the Line Integral
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